Correct option is C
The correct passive voice of the given sentence is (c)
I was laughed at by Ramya.
In
active voice, the subject performs the action.
In
passive voice, the subject receives the action.
Rules of Conversion:
Active Voice: Subject + V2 (past tense) + Object
Passive Voice: Object + was/were + V3 + by + Subject
Since the verb is in
simple past (laughed), the passive should be:
was + V3
Structure:
· Active: Ramya (subject) + laughed (V2) + at me (object)
· Passive: I + was + laughed at + by Ramya