Choose the letter A, B, C or D to complete the sentences with given wordsCâu hỏi Viet/ said/ he/ would/ be doing/ experiment/ 10 o’clock/ following day. A. Viet said that he would be doing a experiment at 10 o’clock following day. B. Viet said he would be doing an experiment at 10 o’clock following day. C. Viet said he would be doing a experiment at 10 o’clock the following day. D. Viet said that he would be doing an experiment at 10 o’clock the following day