Synonym of MULL

Answer: Option B

Recommend : put forward (someone or something) with approval as being suitable for a particular purpose or role.
Think : have a particular belief or idea.
Punish : inflict a penalty or sanction on (someone) as retribution for an offence, especially a transgression of a legal or moral code.
Provoke : stimulate or give rise to (a reaction or emotion, typically a strong or unwelcome one) in someone.
Mull : think about (a fact, proposal, or request) deeply and at length.

Synonym of Mull is Think