What did the South gain from the Compromise of 1850? Slavery would be legal in Washington, DC. Congress would pass the Fugitive Slave Act. California would enter the union as a slave state. Popular sovereignty would decide the slavery issue in Missouri.

By September, Clay's Compromise became law. California was admitted to the Union as the 16th free state. In exchange, the south was guaranteed that no federal restrictions on slavery would be placed on Utah or New Mexico. ... Slavery was maintained in the nation's capital, but the slave trade was prohibited.

Explanation:

Congress would pass the Fugitive Slave Law

answer; i believe its a