WHICH OF THE FOLLOWING IS A DISADVANTAGE OF COMMUNAL ROOSTS THAT IS ME...

Câu 40: Which of the following is a disadvantage of communal roosts that is mentioned in thepassage?A. Diseases easily spread among the birds. B. Food supplies are quickly depleted. C. Some birds in the group will attack the others D. Groups are more atractive to predators than individual birds are. Blacken the letter A, B, C or D on your answer sheet to indicate the word whose underlinedpart is pronouned differently from the other three in each question.