Please choose the correct ending to complete the given sentence: Scuba diving: Two people wearing scuba gear are underwater. they

Ending1: are attempting to seed a coconut. Ending2: look at each other, remove their mouth pieces, then kiss. Ending3: begin to surf on their boards some of which are completely submerged. Ending4: are looking through a tube as it is being used for scuba diving.

Answer format: ending1/ending2/ending3/ending4