As wolves became dogs, she thinks, they were bred for the ability to follow orders and to be dependent on human masters. (sciencemag.org)
For example, Colossians 3:24 - 25 says, «Whatever you do, work at it with all your heart, as working for the Lord, not for human masters, since you know that you will receive an inheritance from the Lord as a reward. (relevantmagazine.com)
However, the general notion is that separation anxiety is characterized by a variety of dog behaviors that are only manifested once the dog's human master leaves the house. (mypetneedsthat.com)