I give Timothy a positive reinforcement of a candy bar when he does something I like. I punish him by squirting him with a squirt gun when he does something I don't like. In doing this, I am applying the principles of in an attempt to modify his behavior. Group of answer choices

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.