Question: How can I safely clean undermy keyboard?

  Options: 
 A. The best way to clean keyboard keys is to start by shaking things up – namely by shaking your laptop. Simply turn off your laptop, unplug it from the charger, and turn it upside-down with the screen open and the keyboard facing downward. Gently shake it over a trash can to empty out loose debris from your keyboard. Then, throw it in the trash.
 B. The best way to clean keyboard keys is to start by shaking things up – namely by shaking your laptop. Simply turn off your laptop, unplug it from the charger, and turn it upside-down with the screen open and the keyboard facing downward. Gently shake it over a trash can to empty out loose debris from your keyboard.
Answer: B