Write the next sentence in this paragraph:

The middle lady uses her foot to move the mop. The left lady then moves the mop with her foot. the middle lady

Possible answers:
[I] does it again then the man finishes mopping the floor..
[II] cleans with her foot..
[III] puts the mop handle to the left and starts to move the mop right side up..
[IV] moves the mop with and steps on the faucet..
[I]