Select the correct active form of the given sentence. By whom were you taught Mathematics? (a) Who taught you Mathematics? (b) Who teaching you Mathematics? (c) Who will teach you Mathematics? (d) Whom are you teaching Mathematics?

Options

A. Who taught you Mathematics?
B. Who teaching you Mathematics?
C. Who will teach you Mathematics?
D. Whom are you teaching Mathematics?

Explanation

(a) Who taught you Mathematics? (Correct) (b) W ho teaching you Mathematics? (Tense has changed) (c) W ho will teach you Mathematics? (Tense has changed) (d) Whom are you teaching Mathematics? (Tense has changed)