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

A man talks to a camera while holding a mop before the screen cuts away to 6 videos of him progressively mopping a floor. a man

Pick your answer from: [i] speaks to several people in the bathroom before washing his hands.. [ii] walks down a hall holding a mop while another man walks to measure the mop.. [iii] plays the white piano while cleaning the floor, then he turns around to demonstrate how to properly mop while talking as a musician.. [iv] vacuums a floor, prepares of bucket of water and bleach, then mops a floor, pours the bucket water in the toilet and returns to speaking to the camera..
[iv]