Your football is under the desk.Where's _____A.her B.you C.us D.ours

Your football is under the desk.Where's _____A.her B.you C.us D.ours
Your football is under the desk.Where's _____
A.her B.you C.us D.ours

Your football is under the desk.Where's _____A.her B.you C.us D.ours
A 此句的意思是：你的足球在桌子底下,（她）的呢?所以就是her.