WHAT IS THE POLITE RESPONSE TO THE FOLLOWING

55) - 100 CAU TRAC NGHIEM TIENG ANH THANH BACH S TAM
100 CAU TRAC NGHIEM TIENG ANH THANH BACH S TAM
55) What is the polite response to the following? “Thank you very much!” A. can B. can't C. did can D. was able to A. "Me too!" B. "Yours truly!"