How did Santa get involved with Christmas?

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

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.

If a question is possible to study, that means it is a) focused. b) relevant. c) feasible. d) factual.