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

How to coach a soccer team
Learn the basic rules of the game by reading your league rule book.
If you are preparing to coach a youth soccer team, you might have only a vague understanding of the rules of the game. That's okay! It's easy to learn the basics, and your league officer probably provided you with a rule book when you signed on as a coach.

OPT:
[A]. Read this rule book carefully to get a better grasp on soccer's many rules. If your league office didn't provide you with a rule book, contact them and ask for a crash course on soccer rules.;
[B]. You are also usually able to find one on your league's website. The first item you should read is your league's history.;
[C]. If there are important rules to follow, ask for them. In the meantime, focus on your players-there should be players capable of playing well.;
[D]. When posting online on the league's website, find their app that lets you post your stats. You can then compare your stats to the one they provided.;
[A].