A. foolish
B. solemn
C. silly
D. stupid
✅ The correct answer is option B.
Foolish : lacking good sense or judgement; unwise.
Foolish : lacking good sense or judgement; unwise.
Solemn : formal and dignified.
Silly : having or showing a lack of common sense or judgement; absurd and foolish.
Stupid : having or showing a great lack of intelligence or common sense.
Owlish : like an owl, especially in appearing to be solemn or wise.
Synonym of Owlish is Solemn