Complete the summary by choosing one sentence ( A,...

Câu hỏi: Complete the summary by choosing one sentence ( A, B, C or D ) that is among the most important information to fill in the blank.   SUMMARY:  This passage discusses the behavior of cicadas A cicada invasion involves a large number of insects over a wide area. ________ Cicadas spend most of their lives underground as nymphs.

A The invasion zone covers most of the eastern  United States

B The insects emerge every 13 to 17 years quickly mature  and reproduce

C  Cicadas are small and black transparent wings

D The invasion will last only a few days