What happens next in this paragraph?

The woman sweeps the floor to prep for a project. The woman uses a chalk line then tape to mark the floor. the woman
Choose your answer from:
1). uses a raised piece of metal to mark the section of flooring she is doing this part of the video.
2). places another chalk there to mark the floor.
3). sets in the square carpet pieces in place to cover the floor.
4). moves the chalk line to the other side of the rug.
3).