Why was it not slavery but freedom and the notion that “all men are created equal” that created a moral contradiction in colonial America, and how did race help resolve that contradiction?

Pls thomas jefferson believed that the french revolution and the reign of terror, a. should be exported to the rest of europe. b. would bring the united states and britain closer together. c. we’re understandable yet regrettable responses to the excesses of french monarchy. d. we’re not particularly important developments.