Question

the compromise of 1850 included all of the following, except: the slave trade would be abolished in the district of columbia, but the practice of slavery would be allowed to continue there. california would be admitted to the union as a free state. a guarantee that slavery would be abolished in 10 years all citizens would be required to apprehend runaway slaves and return them to their owners. those who failed to do so would be fined or imprisoned.

Explanation:

The Compromise of 1850 had provisions like abolishing the slave trade in DC (but not slavery), admitting California as a free state, and the Fugitive Slave Act (requiring citizens to return runaways). There was no provision guaranteeing slavery's abolition in 10 years.

Answer:

C. A guarantee that slavery would be abolished in 10 years