Jared wasn’t sure about the dog and he kept thinking that they should have listened to the manager who he gave them the option to adopt some other dog. His doubts were genuine, being a human because we can’t change the fact that just because he is an animal. What if his behavior didn’t change even after some time? Because Jess was already attached to Benji Jared could tell how much it would hurt her if they had to send the dog back to the shelter.