Question

1. what question does paragraph 4 help answer?

a. why do brain freezes happen?
b. how do you stop a brain freeze?
c. how have scientists studied brain freeze?
d. which type of ice cream causes a brain freeze?

Explanation:

Without seeing paragraph 4, we assume it would discuss methods to halt the pain of a brain - freeze if it is focused on practical solutions. Brain freezes are a common phenomenon, and information on how to stop them is likely to be included in relevant text.

Answer:

B. How do you stop a brain freeze?