Logic games, when you master it you will know every answer you arrive at is correct. RC has a little too much room for interpretation to get 100% every single time.
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Hmmm... the LG explanations are 100% there. The RC explanations will ... be 100% there within 2 days. The ... explanations are not close to 100% there. I'm working on ...
Why don't you just continue working through the curriculum and work through all of the problem sets? That should help you a lot, especially if you're doing BR after each question you're not 100% sure about.