Why did the Union go to extensive efforts to blockade Florida's ports and harbors?

Question

(1 point)
• The Union wanted to prevent further slave trade.
• The Confederacy's naval forces were a threat to the north.
• The Union needed the cities near ports and harbors for training camps.
• The Confederacy used Florida's ports and harbors as an important starting point for distribution of supplies.

Answer 1

• The Confederacy used Florida's ports and harbors as an important starting point for distribution of supplies.