We didn't know that getting a puppy would change our lives so much. I thought that having a puppy would be fun, but it ends up being a big responsibility. Someone has to change the puppy's water and feed her every day. Someone has to take her
outside every time she needs to 'go potty" or clean up any "potty" accidents that happen if she doesn't go outside. Someone
also has to make sure she gets enough exercise each day.
Which sentence provides the BEST conclusion to the paragraph?