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 rolls in the end of the carpet inside of the metal so it does not show. then he

Ending1: shows here the small keyboard which is also underneath the carpet. Ending2: gets the hammer again and he hammers down the carpet so that it sticks in place. Ending3: sharpens the edge with the flat iron to put wax and tile on top of it to cover it. Ending4: brings out a bag of back and forth worker sized metal tools and spreads them onto the carpet to smooth them out and lies them out.

Answer format: ending1/ending2/ending3/ending4