Describe Florida's support of the Confederate Army war effort during the U. S. Civil War?

Florida had a much larger role than your history books taught. It was the third to secede, behind South Carolina and Mississippi. Florida was the smallest of the 11 Confederate states, with 140,000 residents - 60,000 of them slaves. About 15,000 fought, the largest percentage of any southern state.

Explanation:

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain