Well, the only one that actually makes sense to me is C.
The Mexican-American war came from America taking Texas. Then that allowed us to receive even more land, more than 500,000.
Approval of the articles was delayed by the conditions that various states placed. The prevailing arguments included the need for a stronger central government which became apparent as the weak federal government had no powers to raise revenue or raise an army. There was also the argument that such a step would result in tyranny
The answer may be:
-The fundamental rights of individuals
Article 32 falls under Part III of the Constitution that includes the fundamental rights of individuals. It allows an individual to approach the Supreme Court if she or he believes that her or his fundamental rights have been violated or they need to be enforced.
1. Woodrow Wilson
2. William Howard Taft
3. Theodore Roosevelt
I think these may be the answers.