This is a test of commonsense with single/multi-choices. Complete the next sentence:

A couple of people were sailing on the ocean. they

Pick from: 1). get off the boat and get another boat from a helicopter. 2). are shown wearing headsets, holding their hands on their heads, followed by multiple shots of sea life. 3). are shown on wind surfboards. 4). float through the water, holding their sails upright.
The answer is:
4).