In order to meet their needs.
According to maslow, Behaviors will be directly correlated to what the people actually desired in their life.
For example, if a girl has the needs to feel popular among her peers, she will more likely display several behavior to make her more attractive such as putting on make up, using nice dresses, etc.
One reason why the U.S govt forced the cherokee to give up there land was because the U.S wanted to move west towards califonia because there was gold there during the ''gold rush''.to answer the second question yes the process did kid of help because it created the suburbs for the settlers that moved west over time.
Here Jack is influenced by what Burrhus Frederic Skinner an American
psychologist calls negative reinforcement. Negative reinforcement which is the
opposite of positive reinforcement and it means that the rate of behavior is increased
in order to avoid an unpleasant situation or unpleasant stimulus or negative
outcome.