He is proficient ___ mathematics. Fill in the blank

A. On

B. In

C. At
D. With

Explanation: The correct preposition is "in" - "He is proficient in mathematics."

Occurrence: PMS Ministerial Quota 2025

He is proficient ___ mathematics. Fill in the blank | In | CSS, PMS, PPSC, FPSC, KPPSC, SPSC, ISSB and NTS Past Papers | Pakistan's Largest Online Past Papers Database

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