Abraham Lincoln Was Nominated for the Presidency by the Republican

Abraham Lincoln was nominated for the presidency by the Republican Party in 1860 because

A) he had a reputation as a radical opponent of slavery.
B) his wealthy family funded an expensive grassroots campaign for the nomination.
C) he had the support of southern Republicans.
D) his strong stand on immigration restrictions would attract nativist voters to the Republican Party.
E) he was a moderate whose career exemplified the opportunities possible in a free-labor system.