Exit most of the union and confederate deaths resulted from a. fighting on the battlefield. b. disease and infection. c. the conditions in prisoner of war camps. d. the battle of antietam.

I believe the answer is b if im not mistaken

Cherokee  removal, part of the trail of tears, refers to the  forced  relocation between 1836 and 1839 of thecherokee  nation from  their lands ingeorgia, south carolina, north carolina, tennessee, texas, and alabama to the indian territory (present day oklahoma)  in  the thenwestern united states, and the resultant deaths