Overloading an electrical socket could cause an extreme build up of energy and can cause a spark or even a huge fire in your house or any type of place. The minimal risk is that if the socket is overloaded it could damage the appliance plugged in to the socket.
Atria would be empty during the atrial diastole.
The blood type of the person donating the kidney must be compatible with the recipients blood type
I believe the answer is c