Read the dialogue given below and complete the passage that follows.
Teacher: Why were you absent yesterday?
Ravi: I went for a family friend's wedding.
Teacher: The exams are approaching. Don't miss classes until absolutely necessary.
Ravi: Sorry ma'am. I promise not to miss classes anymore.
The teacher asked Ravi (a).................... Ravi replied that (b).................... a family friend's wedding. The teacher then reminded him (c)....................and advised him not to miss classes until absolutely necessary. Ravi said he was sorry and (d)....................
(a) why was he absent the previous day
(b) he had gone for
(c) That exam were approaching
(d) promised not to miss classes anymore