What is the most logical next event?

The man checks the wall paper then peels off an adhesive strip on the back. The wall paper is attached to the wall and smoothed down by hand. the person

Pick from:
(i) removes the adhesive strip and taps it to the wall paper to remove any residue..
(ii) applies the adhesive strip to the wall again..
(iii) signs two papers and shows them off to the camera..
(iv) uses a towel to flatten out the wall paper..
(iv)