Which of these statements accurately compares the population profiles of groups ages 19 and younger with those over 20?

a. there are more people ages 20 or older than there are ages 19 and younger.
b. there are more people ages 19 and younger than there over 20.
c. there are fewer people ages 25-29 than there are people ages 10-14.
d. there are more people ages 15-19 than there are 30-34.