Question: How to rinse off a toothbrush

  Options: 
 A. turn off the faucet and hold the toothbrush under the running water. Use a finger to stroke the bristles back and forth a bit to help wash the toothpaste off. Turn on the water and shake the toothbrush a few times to help dry it.
 B. turn on the faucet and hold the toothbrush under the running water. Use a finger to stroke the bristles back and forth a bit to help wash the toothpaste off. Turn off the water and shake the toothbrush a few times to help dry it.
Answer: B