Which statements are true about dysentery during the Civil War? Select all that apply. A. It was caused primarily by the presence of tainted water in the camps. B. It became unimportant after new medication was developed for it. C. It was the single greatest killer of soldiers during the war. D. It only impacted Southern armies because of the hot climate.

Option: A.  It was caused primarily by the presence of tainted water in the camps.

C. It was the single greatest killer of soldiers during the war.  

Explanation:

Diseases were one of the reasons that led to the death of soldiers on both sides during the Civil War. Internal complaints such as dysentery claimed many lives. It is estimated that the disease killed around 45,000 in the Union army and 50,000 in the Confederate army. The reason behind it spread rapidly through the lack of sanitation and contaminated water.  

(b) britain had a much larger navy than the u.s.

(d) the u.s. had a small army compared to britain.