On the Subject of Some Buttons

Button, button, who’s got the button?

• You must push each of the correct buttons.
• Use the key below, pressing the buttons colored black.
  Press all that apply.
• Each button only needs to be pressed once, though there is no penalty for pressing an applicable button more than once.
• If checking for amount of AA batteries, check only the ones that come in sets of 2. 0 of a certain button color counts as an even amount.