Write the next sentence in the following story.

The man shifts the seat of a bike. The man uses the object from the table to tighten the seat of the bike. the man

a. checks the bike seat for looseness.. b. places the tire on the frame of the bike.. c. uses the object from the table to tighten the seat of the bike clipped to the surfboard.. d. uses the object from the table to tighten the seat... The answer should be
a.