Multi-select problem: How does the next paragraph end?

How to gain confidence for debating
Be prepared for the debate.
Many debates will give you some time to study and research your topic before the actual debate occurs. You'll want to spend plenty of time looking into the subject, doing your research and preparing your arguments.

Options:
(A). You can study independently or spend an entire week studying. Continue to study until you're comfortable with the topic and will be allowed to discuss it with friends and family..
(B). You should even include an outline of your topic on any discussion paper you're writing. This is another way to let your mind focus on your topic, rather than giving in to opinions that you think the only way to gain confidence..
(C). Feeling comfortable with the issue and your arguments can go a long way in keeping you calm during the debate. You should research both sides of the argument, if you don't know your side..
(D). If you're nervous, you might go up a notch by studying a few days before the debate, then research it again later in the week. If you're playing to your nerves, take a good long break and do a full day's work ahead of the actual debate..
(C).