Đáp án trắc nghiệm 0 10 11 12 13 B D A C D C B B A A B C D C B C B B B C A A B B D A B B A B B A D D C B A B B B D D B B B D A A A C D C D F A A B D D A C B D C B E D B B B D B B B C D B B B A C A A D B D B A B D A D A D B C C A A B B C D C A B C C B A C B D D D C C C C B D D C C D C D A B D D D C