Closeup? I think I’m pretty sure but I don’t really know though
<span>
battery = </span>a source of energy<span>
buzzer = </span>electric energy into sound energy<span>
motor = </span>a device used to transfer electric energy into motion<span>
off switch = </span><span>a device used to break the flow of current</span><span>
</span>
Answer:
check your app permissions it may be blocking them or try resetting the app
Class B would be the correct answer.
