Why did supporters of slavery want Florida to be admitted to the Union as a slave state?(1 point) AEnslaved workers were used to protect ports and harbors Enslaved workers were used to protect ports and harbors. Enslaved workers were used to operate and expand plantations. Enslaved workers were used to operate and expand plantations. Slave states were guaranteed that fugitives from slavery would be protected Slave states were guaranteed that fugitives from slavery would be protected. Enslaved workers made up the majority of the crew on most trade ships that crossed the Atlantic Ocean Enslaved workers made up the majority of the crew on most trade ships that crossed the Atlantic Ocean.