Chọn phương án (A, hoặc B, C, D) ứng với câu có nghĩa gần nhất với mỗi câu cho sẵn sau đây.
They feed the chicken twice a day.
A.The chicken feed twice a day by them
B.The chicken are feeding twice a day
C.The chicken are feeding by them twice a day.
D.The chicken are fed twice a day