Please choose the correct ending to complete the given sentence: Sumo: We see two men fighting mma in a ring. The large man is losing his grip on the smaller man. the referee

Ending1: releases the smaller man. Ending2: comes to the men and waves his arms. Ending3: shakes the bigger man's hand. Ending4: tries to protect the smaller man from the bigger man.

Answer format: ending1/ending2/ending3/ending4