Which of the following is correct?

A He receives the later when I meet him.

B He has received the letter when I meet him.

C He had received the letter before I met him.

D He had received the letter when I have meet him.

Correct Answer: Option C

Before conjunction যুক্ত sentence এ before এর পুর্বে past perfect tense হলে before এর পরে past indefinite হবে।