What was the first thing Florida did to support the Confederate
cause in the Civil War?
A. fought at the Battle of Olustee
B. fought at the Battle of Ft. Brooke
C. agreed to secede from the United States
D. took the first shot during the War

See below

Explanation:

The answer for the questions is

Florida has sent just 15,000 troops to the Confederate States Army with a smallest population of nearly half slaves. The key purpose was to provide food to the south and to help the blockade runners along its long coastline full of hard to control bays.

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