What is the main idea of this excerpt?
O
A. Most people, even adults, get less sleep than their body needs to
maintain good health.
O
B. Students who wish they could sleep late should be grateful they
do not have to get up even earlier.
O
C. People who gain experience overseas have a greater chance at
success.
O
D. The speaker understands that many students wish they did not
have to work so hard.