With urban planning, we were able to plan how water systems should work, how to stop diseases from spreading, and how to get rid of garbage. This had a deep, positive impact on cities.
Answer:
The answer is D. All the above. :)
Answer: the Union cause.
Explanation:
Although never actually mailed, Sullivan Ballou´s letter, written to his wife, Sarah, shortly before he was mortally injured, made him a well-known character of the Civil War. Sarah did receive other letters from her husband, but this one was only found among Sullivan's belongings after Governor William Sprague of Rhode Island went to Virginia to recover the remains of his state's citizens fallen in battle.
