A. Government provides services that would not be practical for private business
If a President has the power to cancel some parts of a new law, the thing that makes this possible is A) an amendment to the Constitution.
Answer:
A prolonged war and greatly increased the number of casualties in the war
Explanation:
In World War I we saw the introduction of chemical weapons, machine guns, artillery, and tanks. All of this resulted in trench warfare and the lack of tactics to fight the new weapons meant that the war would be longer and a lot deadlier than it would have been without those weapons. It dragged for years from one stalemate to another and claimed a lot of lives.
Answer:
number 3 I hope this helps