Colfax Beta-80 is a rare genetic defect found primarily in people of Scandinavian descent. Over 97% of known carriers of this defect are citizens of, or are direct descendants of immigrants from, Denmark, Norway, and Sweden. People who carry the Colfax Beta-80 defect are at substantially higher risk for contracting Lupus and related autoimmune diseases.
Assuming the statements above are true, which of the following can be inferred from them?
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APeople from Denmark are at a higher risk for Lupus than people of other, non-Scandinavian countries.
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BGenetic engineering that eradicated this genetic defect would constitute a de facto cure for Lupus.
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CFind a cure for Lupus would eliminate most of the health threats associated with the Colfax Beta-80 defect.
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DA person not of Scandinavian descent born with the Colfax Beta-80 defect is more likely to contract Lupus than is a Scandinavian who is born without this defect.
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EThe majority of people who contract Lupus are either Scandinavian or of Scandinavian descent.
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正确答案: D