题目选项分析

The two divisions of a high-tech company have performed quite consistently over the past five years. In each year, the telecommunications-equipment division accounted for 35% of profits and 15% of revenues, and the high-speed-internet division made up the balance.

Which of the following can properly be inferred regarding the past five years from the information above?

【选项】Sales for both divisions have remained flat over the five years.