Multi-select problem: How does the next paragraph end?

The outside of a building is shown on a snowy day. Several tracks from shoes are seen in the sidewalk. a man

Options are:
a). boards a subway, then pulls a tire off a train..
b). uses a scraper to wipe the snow off his car..
c). is shown putting up tiles from the sidewalk..
d). begins playing a set of bongo drums..
b).