Please choose the correct ending to complete the given sentence: Laying tile: An introduction comes onto the screen for a video about home improvement. and

Ending1: along comes a graphic of a vacuum cleaner. Ending2: then a girl is shown talking about grass trimmer and how she can get the mower running. Ending3: first a lawnmower is shown shown and then a man is shown mowing his lawn with the mower. Ending4: then comes on and talks about some key points to remember when doing a flooring project.

Answer format: ending1/ending2/ending3/ending4