He works ___ a solution. MCQ with Answer and Explanation

He works ___ a solution.
A. in
B. at
C. on
D. No preposition
Answer: Option C
Solution (By JKSSB Mock Tests)
'Work on' a task.

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Practice More Preposition Questions

Question #1
He works ___ 9 a.m. to 5 p.m.
A. since
B. for
C. from
D. at

Correct Answer: Option C


Explanation:
'From...to' time range.

This question belongs to: English Preposition
Question #2
She referred ___ the dictionary.
A. at
B. on
C. in
D. to

Correct Answer: Option D


Explanation:
'Refer to' something.

This question belongs to: English Preposition
Question #3
He escaped ___ the prison.
A. from
B. by
C. with
D. out of

Correct Answer: Option A


Explanation:
'Escape from' a place.

This question belongs to: English Preposition