How does the author help the reader understand Clay's difficulty in reaching a lasting compromise? Select two options.
Oa. by describing the election of Clay to the U. S. Senate
Ob. by explaining the actions of the Underground Railroad
c. by describing the argument about the Fugitive Slave Law
d. by explaining the dispute over the Missouri Compromise
e. by discussing the admission of New Mexico to the Union
Of. by discussing the angry debate about California's borders