Which item contains a transition word between events?

Question

A. Cathy wanted to know how fast a dragonfly could fly. At home, she researched on the computer.

B. David wanted to go to the movie theater to watch the latest release of his favorite movie series.

C. Josh planned to pick up his friend from the airport. After, he planned on taking a bike ride.

D. Lindsay recommended a new book for her friend to read. She had read it twice already.

Answer 1

C. Josh planned to pick up his friend from the airport. After, he planned on taking a bike ride.