Please choose the correct ending to complete the given sentence: Throwing darts: Several metal pieces are lying on a black cloth. a man

Ending1: is then seen using tools to lay down rectangular metal pieces. Ending2: uses an electric mover on a piece of metal. Ending3: uses a tool to put them on the top of the table. Ending4: shows the pieces up close.

Answer format: ending1/ending2/ending3/ending4