Please choose the correct ending to complete the given sentence: Building sandcastles: A group of people start to dig a structure close to the shore. as the digging

Ending1: continues more people join to dig as a pattern ensues. Ending2: continues, the sides of the building are revealed to the people shoveling. Ending3: continues, a close up of a black object appears and the narrator can make out some written text that leaves a smiley face. Ending4: continues, they lay carpet up along the base of the foundation.

Answer format: ending1/ending2/ending3/ending4