How were spices traded

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

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?

Pls which of the following political figures was a strong supporter of the second bank of the united states. a. john c. calhoun. b. henry clay. c. andrew jackson. d. martin van buren.