Question: How can I use a tennis ball on the legs of my furniture to protect the floor?

  Options: 
 A. For each tennis ball, hold the tennis ball on a flimsy surface, using a butter knife or a strong spoon, make a slit in the middle of the tennis ball about 1 inch to 1 1/2 inches long, then turn the ball a half turn and make another slit equally as long, let the tennis ball air out for a few minutes and then slide on to the furniture legs.
 B. For each tennis ball, hold the tennis ball on a firm surface, using a sharp knife or a box cutter, make a slit in the middle of the tennis ball about 1 inch to 1 1/2 inches long, then turn the ball a half turn and make another slit equally as long, let the tennis ball air out for a day and then slide on to the furniture legs.
Answer: B