英语A child asks all kinds of ( ) while he is growing up

题目

英语A child asks all kinds of ( ) while he is growing up
A child asks all kinds of ( ) while he is growing up.
A.troubles B.matters C.problems D.questions
讲解一下这几个单词,答案
我是要这几个单词的详解，比如question是对什么提问用的？这类回答

答案