The film ____ for five minutes.A has begun B had begun C has been on D had been on 选哪个?

题目

The film ____ for five minutes.A has begun B had begun C has been on D had been on 选哪个?
为什么,

答案

C
首先began为瞬时性动词,不能像A、B答案那样用
然后通过语境,意思是电影已经放了5分钟了,是站在说话那个时刻来讲的,所以应该用has