Q: Fact 1: Playing is just one of many ways that mammals and other animals learn how to behave. Fact 2: Games are for fun, to play, and the folks there are a bunch of fun. Given the two facts above, what is one way that mammals and other animals learn how to behave?

Choose your answer from:
1). looseness.
2). killing for sport.
3). Riding a bike.
4). Movement.
5). exercise.
6). watching sports.
7). hitting rocks.
8). games for fun.
A:
8).