I think its 4 not to sure about it.
C: the souths focus on growing cash crops led to the development of a slave labor force that was largely unknown north of maryland.
The answer is A, C, and D
A. The bodies of water offered opportunities for easy travel - True, They have the Mediterranean and the Black sea
B. The location made it easier to defend the empire - Not true, no data to support it. Usually the empires that are easiest to defend are those that surrounded by mountains and hills
C. The location provided opportunities to trade with Europe, China , And Africa 0 True, Byzantium exactly located in the crossroad of Europe, Asia, And Africa
D.location provided the opportunity to control the movements all around the territory - True, Again they were located exactly in the middle of the crossroad between Asia, Europe, and Africa
William Wilberforce was an English politician, philanthropist, and a leader of the movement to stop the slave trade.