单项选择题

Questions 15 to 17 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now listen to the passage. Why is universal education considered important

A.The educated can make good decisions in voting.
B.There are class distinctions in the U. S.
C.Only educated people can become rich.
D.People are created with equal opportunities.