Multi-choice problem: Continue writing the next sentence in this paragraph:

The man begins by rollerblading down a long walk way and then sitting on a bench outdoors and talking to the cameras. the man

Available options: (I) then demonstrates how to strap on roller blades.. (II) is shown several times being interviewed by other people and then walks around the city again talking and then his bike.. (III) continues to speak and the video ends with a closeup of a walking stick as well as a clip of the man walking in the street wearing a green sweater.. (IV) sits on an exercise bike and machines, then flips and turns it once..
(I)