Please choose the correct ending to complete the given sentence: Building sandcastles: This baby is standing up in the sand digging the sand off of the sand dune using his small hands. then

Ending1: he begins to use his small eyes the dig the sand off of the sand can on the right. Ending2: , he starts to try and climb onto the sand dune and he looks at the camera once. Ending3: after drying the sand with a brush the baby uses the tool to dig sand, then we see the man again. Ending4: comes back inside with a container and adds sand to the landscape.

Answer format: ending1/ending2/ending3/ending4