A car is moving on a horizontal circular curved road at a constant speed. Which of the following statements is false? Hint: Note that the velocity of the car is not constant. A) The net force acting on the car is zero. B) The net force acting on the car is radially inward toward the center of the curve. C) The magnitude of the normal force is equal to the magnitude of the gravitational force. D) The friction force keeps the car moving on the curved road. E) The friction force is proportional to the normal force.