How long will you stay in England? Tâm's friends a...

Câu hỏi: How long will you stay in England? Tâm's friends asked him

A. Tâm's friend asks him how long would he stay in England?

B. Tâm's friend asks him how long will he stay in England

C. Tâm's friend asks him how long would he stay  England?

D. Tâm's friend asks him how long he would stay in England