Yes, maybe, because that's a lot of power, but maybe no so if the supreme court justices are democratic and the president is a republican then there will be a balance
More than one child. The children's are going to play in the field. Not children is.
For the first question, the answer is False. When paraphrasing from any source it is always important to cite where you got that information from. For the second question, the answer would be Both A and B. It is important to have facts to support your statements, and details to support those facts and explain them as truth.