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Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

The us is not democratic (facts/data/information/reason to prove the us is undemocratic)

The tension between the issues of slavery and immigration led to the destruction of which political party? a) constitutional union b) democratic c) know-nothing d) whigs