I thought the problem of water shortage would ________ at the meeting but nobody mentioned itA.behind B.out C.off D.over

I thought the problem of water shortage would ________ at the meeting but nobody mentioned itA.behind B.out C.off D.over
I thought the problem of water shortage would ________ at the meeting but nobody mentioned it
A.behind B.out C.off D.over

I thought the problem of water shortage would ________ at the meeting but nobody mentioned itA.behind B.out C.off D.over
答案应该是B