Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to become successful in tae kwon do competitions [title] Go to tkd class. [step] Make sure you attend at least 3 times a week. This will be good practice, and provide an instructor that can help you on your weak points.

Ending1: Make sure that you know basic moves such as blocks/paintbrushes, and numbers. You could also sign up for online classes. Ending2: [substeps] Spar with a lot of different people at your gym. Don't take patterns as a joke. Ending3: [title] Wear a long-sleeved shirt of any kind, tied with a bow. [step] Preferably you should tie it with a loose knot. Ending4: Also, come along with the class so you can get other help if you can't participate. [title] Use all of your money wisely.

Answer format: ending1/ending2/ending3/ending4