The prospective business owner sees a gap between what people wa

The prospective business owner sees a gap between what people want and what is （ ）.
A、necessary
B、possible
C、needed
D、available
【正确答案】：D
【题目解析】：necessary必要的；possible可能的；needed需要的；available可获得的。句意：未来的企业主看到了人们想要的和可以得到的之间的差距。