RC is my worst section! Any tips that have helped you improve a lot?

Is the personal statement supposed to be double spaced two pages or single spaced two pages? I am confused! Not every law school gives specific requirements. Thanks in advance!

I am having a hard time spotting the right answer for NA questions. Can someone provide a way of attacking the answer choices? I always negate the answer choice to see if it destroys the argument, but I don't think I am doing it right. I keep falling for a trick answer choice. #HELP