Steve Jobs once said: “I’m convinced that the only thing _______ kept me going was _______ I loved what I did.”

A．which; that

B．that; what

C．that; that

D．which; what

某基坑采用板桩作为支护结构，地下水位平地面，坑底用集水池进行排水，试计算集水池的截水长度为3m是否满足要求。