Please choose the correct ending to complete the given sentence: Shot put: A man throws a heavy ball from a circle and it crosses the goal lines. the referee

Ending1: holds out a flat hand for the ball. Ending2: calls a penalty on him for touching the ground and the man gets very upset and is protesting. Ending3: rushes to the goal line to measure the throw. Ending4: watches in amusement as the man crashes on his back.

Answer format: ending1/ending2/ending3/ending4