(A) ** Florida
(B) Maine
(C) Ohio
(D) California
EXPLANATIONS BELOW
Concept note-1: -The Confederacy was formed on February 8, 1861, by seven slave states: South Carolina, Mississippi, Florida, Alabama, Georgia, Louisiana, and Texas.
Concept note-2: -The Confederate states were South Carolina, North Carolina, Virginia, Georgia, Alabama, Mississippi, Florida, Louisiana, Tennessee, Texas, and Arkansas. Jefferson Davis, from Mississippi, was elected President and Montgomery, Alabama was selected as the capital, though it was soon moved to Richmond, Virginia.
Concept note-3: -The Confederacy included the states of Texas, Arkansas, Louisiana, Tennessee, Mississippi, Alabama, Georgia, Florida, South Carolina, North Carolina and Virginia. Jefferson Davis was their President.
Concept note-4: -The secession of South Carolina was followed by the secession of six more states-Mississippi, Florida, Alabama, Georgia, Louisiana, and Texas–and the threat of secession by four more-Virginia, Arkansas, Tennessee, and North Carolina. These eleven states eventually formed the Confederate States of America.
Concept note-5: -The date of admission listed for Virginia, Arkansas, North Carolina, Tennessee, Missouri, and Kentucky was the official date set by an act of the Provisional Congress of the Confederate States.