After watching each unit of Learning Tips for Spoken English， you’re given some questions to answer， the purpose is not to（）.

After watching each unit of Learning Tips for Spoken English， you’re given some questions to answer， the purpose is not to（）.
A.make you know more teachers
B.stimulate your critical thinking
C.test your comprehension on the one hand
D.develop your problem-solving skills on the other
正确答案：make you know more teachers