D
<span>Why did the development of the time zones make train schedules more reliable
A) time zones set the entire country to the same time
B) Time zones measured time locally instead of country-wide
C) Time zones made sure that each state was in only one zone
D) Time zones created a standard of time that all trains follow
D</span>
Nullification is where a state has a right to disagree with a federal law they think is unconstitutional and not correct, and no longer abide by it. Nullification would have weakened the Union because states would no longer have to agree or act on certain laws, causing obvious conflict within the state and conflict between Congress and the state. The state would no longer be unified and a quarrel between people in the state, the states, and between the state and the Congress would deepen and would most likely lead to war and weaken the Union.
Answer:
the first is "The Great Compromise" while the second one is "The 3/5ths Compromise"
Explanation:
This is what it is:)
Hope this helps
A communists. Russia was a communist nation in the 1900s
