<span>The Union’s control of the Mississippi River hurt the Confederacy’s ability to supply its troops. The correct option among all the options that are given in the question is the first option or option "A". The other choices can be easily neglected. i hope that this is the answer that has actually come to your great help.</span>
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Answer: the maps were changed due to the scramble for Africa and how Europe divided up the land
Explanation:
First European to sail around the southernmost tip of Africa. Bartolomeu Dias<span>(Portuguese pronunciation: [baɾtuluˈmew ˈdi.ɐʃ]; Anglicized: </span>Bartholomew Diaz<span>; c. 1450 – 29 May 1500), a nobleman of the Portuguese royal household, was a Portuguese explorer.</span>