Identify the Correct Statement About the Median Age of the U.S.population

Multiple Choice

Identify the correct statement about the median age of the U.S.population.

A) It was 37 in 1980.
B) It was about 30 by 2010.
C) It is decreasing because the percentage of population in older age groups has decreased.
D) It is growing because the percentage of population in older age groups has increased.
E) It has not changed since 1980.