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

A woman sits in front of a roller set placed on a table. The woman picks up and holds a few rollers while describing them. the woman

Options: 1). continues to show how to iron clothing. 2). uses a container to brush the roller blades. 3). then demonstrates how to use the rollers. 4). gets a comb and starts brushing a bunch of rollers at the same time.
3).