What type of storm is characterized by a circulation cell?

Question

i think its thunderstorm

bobpursley · Answer

yes, correct.

ysha · Answer

i am just not sure what they mean by the question because it can be thunderstorm or tornado ? so..

Megan Trainor · Answer

Yes The answer is "A" the swirling air is that accures in a thunderstorm is call circulation cell and it sometimes is powerful enough to become a tornado. So A is the answer need more help ysha?