Câu này chọn đáp án nào vậy ạ? Mọi người giúp mình vớiii

People A. invite B. preserve Question 40: Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is made from the given cues. Son Doong Cave / affect / if/ cable car system / construct. A. Son Doong Cave will be affected if the cable car system was constructed. ...