What is this from? i need more info to be able to help.
Pacing is moving a story forward with a certain speed. So the correct answer should be slow. To slow a scene to the point of using a coma, add a lot of these. Since all of the sentences are relatively long with a lot of commas and all of that slows the tempo down.
he helped her pick up the merchandise that had been knocked off display
\(^o^)/
