Question of the Day (October 15)

In the nation of Pelmenia, 20% of 18-year-olds are left-handed, while just 10% of 45-year-olds and 2% of 70-year-olds are left-handed. But the percentage of children born left-handed has never changed in Pelmenia, nor have societal attitudes toward left-handedness.

Which of the following, if true, most helps to explain the variation in left-handedness among Pelmenians?

A) The number of children born each year in Pelmenia has steadily increased over the past seventy years.
B) In Pelmenia, left-handers are no more likely to perish in accidents than right-handers.
C) In Pelmenia, ambidexterity is not considered a desirable attribute.
D) In Pelmenia, women have a significantly lower life expectancy than men, and women are also more likely to be born left-handed.
E) As Pelmenians age, they become less likely to participate in surveys regarding handedness or hand dominance.