Please choose the correct ending to complete the given sentence: Building sandcastles: People make a hole on the shore of the beach using shovels. then

Ending1: , the person removes the mustache of the person and shows other men the mustache. Ending2: , people go to a sea by a path. Ending3: , people make a wall around the hole. Ending4: people go down and wave to other surfers holding boats.

Answer format: ending1/ending2/ending3/ending4