Fact 1: Playing is one way mammals and other animals learn how to behave.

Fact 2: Cats are Mammals that Shed Dogs are Mammals that Wag their tails.

Given the two facts above, answer the question "What is one way dogs learn to behave?" with the following options: 
- exercise
 - mating
 - ligt
 - playing
 - parties
 - slumber
 - firm hugs
 - Movement


 

    playing     