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

How to juggle two balls
One ball changing hands pick one ball and just toss it from one hand to another.
Don't toss too high or too far--keep it right in front of you. Then toss it back to the other hand.

Choices: a. Watch how your left wrist is swaying into the left ball when you switch hands. Once you have a " hand " of two hands put your right foot in the left ball and cross your right foot over the left one.; b. Do this until it becomes comfortable or until you feel silly doing it. Return the ball to the other hand in the same fashion, toss it up into the air.; c. Repeat for all four, giving some room and a good amount of spin and a bit of bounce to your hands. Toss again without picking your thumb and finger and get the spin already.; d. If you mess up your throw and use unnecessary pressure, you can stop the ball from moving all the way and keep the ball in your left hand and the ball in your right hand. Swap hands : Reverse the setup by tossing the ball again-one ball will go back to the left hand.;
b.