I dare not go out to play ( ) I might not do well in the exam.

I dare not go out to play ( ) I might not do well in the exam.
A、for the fear
B、afraid that
C、afraid of
D、for fear that
【正确答案】：D
【题目解析】：for fear that 原因状语从句引导词，句子含义是由于担心考试考得不好，我不敢出去玩了。