These all have to do with the Legislative Branch, which is covered in Article 1 of the Constitution.
So the answer is A) Article I.
The group that the catholist church create in order to improve the quality of the clergy is the Calvinists
Fair marketing... I m not sure tho
Because most countries involved in the war had alliances with others. And when one was attacked the ally came to protect the other. Therefore countries became more and more involved in the war