The answer to your question is A, it is a because the Congress has the power to make any laws they want. Therefore the Supreme Court has the power to decide if the laws the congress made are unconstitutional.
I think the answer is B because I have some background knowledge
Answer:
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The fourth vertex would be of the coordinate (4,-1)
This is because you just have to plot all the points on the graph, and then see what point makes a rectangle
A. It makes the most sense if you pay attention to the article