According to meteorologists who tracked satellite information, a large amount of sand caught up in massive wind gusts recently created a series of enormous sandstorms in the Kerman province of Iran, which completely buried 16 villages and also potentially destroying dozens more.

In 1829, David Walker published his now famous Appeal, calling in a pamphlet for black people to have equal rights and for the complete abolition of slavery.

Many sectors of the economy are beginning to use technology to automate functions that were previously performed by human workers. As a result, many economists expect that unemployment will increase in these sectors as demand falls for both “skilled” and “unskilled” labor. However, one company that is using automation plans to profit by moving workers whose tasks are becoming automated into customer service, which cannot be performed accurately by machines.

Which of the following, if true, would most strongly support the prediction that the company’s plan will succeed?

Law enforcement experts expect that citizens will be similarly likely to neglect the new law as the previous one.

The signatories of the North American Free Trade Agreement (NAFTA) agreed to limit trade restrictions between nations party to the treaty, but certain signatories have lately indicated that they will suspend all tariffs in the near future, but only if nations who are not party to NAFTA, including Russia, China, and Germany, were to reduce the impact of particular non-competitive trade policies.

Uncomfortable with parsing the enormous quantities of data aggregated through their new collection methods, actuaries are assisting many of the organizations who employ them to analyze information that would have been previously difficult to handle.

Realtors and advocates for responsible housing policies declare that the real estate market may require more regulation than used to be thought comfortable.

In the first decade of the twenty-first century, the public at large discovered that accessing the internet from laptops and phones allowed them to perform many tasks on their own time, without any of the frustrations of desktop workstations and offices or with the necessity of remaining in a given place for a prolonged period of time.

The primary purpose of the passage is to

According to the passage, which of the following is true of the “multiplicity of causes” that are mentioned in ?

The passage suggests which of the following about men who dropped out of the labor force in recent decades?

According to recent investigations into LDL and HDL cholesterol, olive oil has more of the type of fat that increases HDL cholesterol than does red meat and less of the type of fat they think increases LDL cholesterol.

At the public aquarium, most of an aquarist’s time and effort is devoted on the care of marine life and when they maintain and repair the tanks that contain them.

With all the recent research into biometrics, security measures that are easily cracked such as passwords and PINs have been becoming gradually obsolete.

The discovery of alligator bones in the ruins of Haojing, part of the capital of ancient China’s Western Zhou dynasty (1046–771 BCE), helped archaeologists visualize an era in which large lakes had existed in now currently more arid regions.

The governor’s approval ratings are 5 percent higher now than a year ago and are going up, even though a tax increase and tightened environmental regulations are alienating business owners and therefore decreased support from his own party.

Because of a major oil spill, boats in the area netted only about 50 tons of fish, about 60 percent less than those of the 2014 catch.

Light rail, public transit that usually results in economic growth for small communities, often makes commuting easier in areas where little parking or buses exist.

American citizens were not generally required to have passports for international travel until 1941; prior to that year Washington was reliant on specific immigration laws, such as the U.S. Chinese Exclusion Act, to regulate international travel.

According to its engineers, a new kind of self-driving car could, by using multiple sensors and formal logic–based algorithms, provide taxi services in major American cities within the next five years.