Each of these are indeed different types of pronouns. What in specific do you need help with? :)
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What is like majoring in public health? Are you constantly learning new things or do you take care of people 24/7?
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Come on writing is fun try it yourself!
Answer:
They are obedient, they know or when not to do something such as going to the bathroom, they understand common things such as fetch sit stand or stay, and they know how to walk on a leash
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