Fact 1: Playing is just one of many ways that mammals and other animals learn how to behave.

Fact 2: Animals behave in a variety of ways which enhance their chances of survival and reproduction.

Given the two facts above, answer the question "Why do animals learn to behave?" with the following options: 
- exercise
 - survival
 - anger
 - no reason
 - environment
 - emotion
 - ligt
 - allow growth


 

  survival       