Choose the correct passive form of: My son bought a new Motor Bike.

A My son did buy a new motor bike.

B A new motor bike had been bought by son.

C A new motor bike was bought by my son

D A new motor bike been bought by my son .

Correct Answer: Option C

Past indefinite tense কে passive করার নিয়ম হলোঃ Object+ was/were+ verb এর past participle + by + subject.