Look at the sign or the notice. Choose the best answer (A, B, C or D) What does the sign say?Đoạn văn15/40Look at the sign or the notice. Choose the best answer (A, B, C or D) What does the sign say? Throw all waste paper into the toiletTake out paper from the toiletDon’t throw any kind of trash into the toiletDon’t leave the toilet dirty after useGiải thíchC. Don’t throw any kind of trash into the toilet