The Compromise of 1850 and the decision in the Dred Scott case are similar in that both
a. asserted that slavery above the 36-30 parallel was unconstitutional.
b. resulted widespread support for the Democratic Party.
c. led Northerners to fear the expansion of slavery into free territory.
d. were mutually agreed upon by both parties as measures to keep peace.
e. were successful at temporarily halting sectional conflict.