The way slot machines reward gamblers with money best illustrates

Partial reinforcement

Explanation:

Based on the meaning of partial reinforcement that has the role of partially reinforcing something and not having a constant duration the way slot machines reword gambler with the money is exactly that kind of a situation.

The slot machines will give the money ( coins or tokens) just to show the apparent state of gain. Even it is possible to get money, the machines are  made that the casino always gets more than the gambler. So the gambler  thinks that he gains a lot and will continue to gamble probably until everything is spent.  

sectionalism continues to divide the nation as the question of slavery being allowed in the mexican cession became a problem. -the results of the mexican war spark secession in the south because the north did not want to allow slavery in the territories won.

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