I'm not sure 100% what exactly this question is asking, but I know World War 1 was the first war to include Gas masks and Chemical warfare, so that is more than likely the answer.
C. he legalized Christianity and worship.
Answer:
a.) The delegates drafted the Declaration of Independence
Explanation:
On July 4 of 1776, the Second Continental Congress formally adopted the Declaration of Independence, severing the colonies from England.
Municipal courts of civil procedure
