( )you do't pass the exam?A :What whether B:What will do C:What to do D:what if请告诉我哪一个是正确选项,并且为什么选这一个.

( )you do't pass the exam?A :What whether B:What will do C:What to do D:what if
请告诉我哪一个是正确选项,并且为什么选这一个.

选D
what if 意思是要是……你该怎么办
完整的应该是 what should you do if

what if假使…将会怎么样
假如你没通过考试你将怎么样