6547. He spent his whole life caught up in mundane matters.

✅ The correct answer is option B.
Foolish : lacking good sense or judgement; unwise.

Worldly : of or concerned with material values or ordinary life rather than a spiritual existence.

Inconsequential : not important or significant.

Criminal : a person who has committed a crime.

Mundane : of this earthly world rather than a heavenly or spiritual one.

Synonym of Mundane is Worldly