I think the elderly people must be __politely.A.talked about B.said with C.told about D.spoken to

I think the elderly people must be __politely.A.talked about B.said with C.told about D.spoken to
I think the elderly people must be __politely.A.talked about B.said with C.told about D.spoken to

I think the elderly people must be __politely.A.talked about B.said with C.told about D.spoken to
D.spoken to
其余三个词组,后面都必须加宾语

D
speak to sb 被动语态为sb be spoken to
希望能帮到你，祝你开心。

D 应该有礼貌的和老人说话。所以应该是老人被说话