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

A woman is holding a baby on the beach. she

OPT: 1). begins flipping through the dog's toys to show how to use them how to change his diaper _start_dirty knees in the bright sun.; 2). sets the baby on a towel and starts rubbing sunscreen on the baby.; 3). is playing a set of bongo drums in front of a boat.; 4). shows your arm rotates a few times.;
The answer is:
2).