Antislavery Whigs, Democrats, and Free-Soilers joined together to form the a. Northern Party. c. Republican Party. b. Abolitionist Party. d. Antislavery Society.

C. Republican PartyIt was a short-lived political party, active in only a few elections from 1848 t 1852, before it was absorbed by the republican party in 1854 to 1856.

Answer:CExplanation:Took the edge test 2020