<span>Acquisition of Florida: Treaty of Adams-Onis (1819) and Transcontinental Treaty (1821) The colonies of East Florida and West Florida
remained loyal to the British during the war for American independence,
but by the Treaty of Paris in 1783 they returned to Spanish control.</span>
I believe your answer is A <span />
800 BCE, Carthage became one terminus for West African gold, ivory, and slaves. West Africa received salt, cloth, beads, and metal goods. Shillington proceeds to identify this trade route as the source for West African iron smelting.