He has a very nice manner, but you would better take what he says with a grain of salt.

Options

A. to listen to something with considerable doubt
B. to talk sensibly
C. to criticise
D. to complement

Answer

A

Explanation

take with a grain of salt: to hear/ listen/believe with some doubt
You must take anything she says with a grain of salt. She doesn.t always speak the truth. The best option is to listen to something with considerable doubt.