Please choose the correct ending to complete the given sentence: Installing carpet: He is using a measuring stick and some plier to cut off a piece of metal which he then hammers down with nails underneath the carpet. he

Ending1: then wax the metal and washes the back with a large bucket of water before waxing the floor of the shop. Ending2: then uses a hose to flush out the excess paint and then he vacuums this area out with a yellow foam carpet cleaner. Ending3: begins by cleaning the window on the other side and putting some putty on it before putting more marker to add to. Ending4: rolls in the end of the carpet inside of the metal so it does not show.

Answer format: ending1/ending2/ending3/ending4