How did the compromise of 1850 address the question of slavery in washington, d. c.?

there were no slaves in the nation's capital.

slavery was abolished in washington, d. c.

the slave trade was allowed to continue in washington, d. c.

slavery continued in washington, d. c., but slave trading was banned.

As a result of the Compromise of 1850, slavery continued in Washington DC, but slave trading was banned.

Explanation:

The Compromise of 1850 was a set of legislative initiatives carried out in the United States in 1850 to resolve a series of tensions arising with the colonization of California, driven by the so-called gold fever, and by annexation of territories after the US intervention in Mexico (1846-1848), which gave rise to territorial conflicts and the discussion about the legality of slavery in the new states.  

In addition to admitting California as a free state and Utah and New Mexico as slave states, the sale of slaves, though not slavery, was banned in Washington DC as part of the Compromise of 1850.

Slavery continued in Washington, D.C., but slave trading was banned.

Explanation:

both include an amendment process.