What did the two policemen do? A. They received Mr. Brown’s call for help B. They helped Mr. Brown to get out of the park C. They sent a car to bring him home D. All are correctĐoạn văn22/33What did the two policemen do? They received Mr. Brown’s call for help They helped Mr. Brown to get out of the park They sent a car to bring him home All are correctGiải thíchĐáp án D