Which is the best description of stephen douglas's stance regarding slavery during the lincoln-douglas debates of 1858?
a) he supported the immediate abolition of slavery and the emancipation of all slaves within the united states.
b) he believed that the constitution should be amended to specifically allow slavery in all states and territories.
c) he believed that slavery should be prohibited in new territories entering the union, but should remain in place in the southern states.
d) he supported the idea of "popular sovereignty" and felt that it was the right of the citizens of a territory to permit or prohibit slavery.