Question

what is the meaning of take something with a grain of salt?
the man claimed he could do three hundred push - ups, but we took it with a grain of salt.
to add seasoning to food
to doubt something
to become very angry

Explanation:

The phrase "take something with a grain of salt" is an idiom. In the given context, the man claimed to do three - hundred push - ups, and "took it with a grain of salt" implies not fully believing the claim. "To add seasoning to food" is a literal interpretation which is incorrect for the idiom. "To become very angry" has no relation to the idiom's meaning. The correct meaning is to doubt something.

Answer:

to doubt something