Loss of american life during the civil war was greater than in a. the mexican-american war b. world war l c. world war ll d. all of the above

  D. All of the above

Explanation:   American losses during the Civil War outweigh all other losses in relation to all the other wars mentioned. Namely, during the civil war, about 620,000 people lost their lives, while in the WWI 116 516 people died, more than a half due to illness, not on the battlefield. During the WWII, the number of casualties was slightly more than 400 000, while during the Mexican American War this number was 13 283.