She ___ be the one who solved the puzzle; she's very smart. MCQ with Answer and Explanation

She ___ be the one who solved the puzzle; she's very smart.
A. shall
B. may
C. can
D. must
Answer: Option D
Solution (By JKSSB Mock Tests)
'Must' deduction.

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Practice More Modals Questions

Question #1
They ___ have arrived by now; their train landed at 5.
A. could
B. must
C. might
D. should

Correct Answer: Option D


Explanation:
'Should have' expresses expectation.

This question belongs to: English Modals
Question #2
He ___ be very upset; he's not talking to anyone.
A. can
B. shall
C. may
D. must

Correct Answer: Option D


Explanation:
'Must' deduction.

This question belongs to: English Modals
Question #3
I ___ not remember the answer during the test.
A. may
B. could
C. can
D. should

Correct Answer: Option B


Explanation:
'Could not' past inability.

This question belongs to: English Modals