What happens next in this paragraph?

A man is seated inside a building. He is playing a guitar in front of a drum set. he
Pick your answer from: a). alternates to the back and forth. b). drums steadily, moving the sticks back and forth as he plays the song. c). begins to play the guitar with two hands over a small microphone attached to his waist and another guitarist behind him playing a song on stage. d). is talking as he continues to play.
d).