All of the following are mentioned in the passage about supercells EXCEPT that they ________.
A. are of short duration
B. have circling winds
C. have extraordinary power
D. can give birth to tornadoes
* Đáp án
A
* Hướng dẫn giải
Đáp án A Thông tin: Within the squall line, often near its southern end, can be found supercells, long-lived rotating storms of exceptional strength that serve as the source of tornadoes.