Question

1. a nonfrontal, narrow band of active thunderstorms that often develop ahead of a cold front is a known as a

○a. prefrontal system.
○b. squall line.
○c. dry line.

Explanation:

A squall line is a nonfrontal, narrow band of active thunderstorms. A prefrontal system is more general and not specifically defined as this. A dry line is related to moisture differences rather than being this specific thunderstorm - band type.

Answer:

B. squall line.