He will be arriving quite late, so by the time he comes, the play

He will be arriving quite late, so by the time he comes, the play—?

A would have begun

B will begun

C will have begun

D would begun

Correct Answer: Option C

কোন বাক্যের শুরুতে by the time থাকলে বাক্যটি future perfect tense এর গঠন (sub + shall/will + have + verb- এর past participle) অনুযায়ী হয়।