I'm sure to profit _____ his lecture.

About this MCQ

This Medium Prepositions MCQ checks one syllabus fact.

The question is: “I'm sure to profit _____ his lecture.”

The accepted answer is C. By. “I'm sure to profit _____ his lecture.” is answered by By (option C). Option A (“From”) does not match the stem; it is a near-miss used to catch incomplete recall of By. Option B (“At”) does not match the stem; it is a near-miss used to catch incomplete recall of By. Remaining alternatives (On) fall outside the same rule and should be eliminated once By is identified. Prepositions questions of this type reward precise definitions rather than approximate associations. Prepositions recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.

Correct answer

C. By

Explanation

“I'm sure to profit _____ his lecture.” is answered by By (option C). Option A (“From”) does not match the stem; it is a near-miss used to catch incomplete recall of By. Option B (“At”) does not match the stem; it is a near-miss used to catch incomplete recall of By. Remaining alternatives (On) fall outside the same rule and should be eliminated once By is identified. Prepositions questions of this type reward precise definitions rather than approximate associations. Prepositions recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.

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