The name began with a B, though he wouldn't ( ) exactly what t

The name began with a B, though he wouldn't ( ) exactly what the name was.
A、make of
B、make sense
C、make up
D、make out
【正确答案】：D
【题目解析】：make out 理解，辨认；make of 制造；make up 装扮；make sense 有意义；句子含义这个名字以字母B开头，但是他还没有辨认出这个名字是什么意思。