Answer:
French and Indian war pitted the colonies each side supported millatary from American Indian allies
It looks as if he is replying back to them about a situation that got him confined during "constructive": work as he talk about himself and his work while asking or waiting for an answer back .
<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>
d) It allowed popular sovereignty to decide the slavery issue