Please choose the correct answer to the question: A car is traveling on a highway at a constant velocity. Which statement best describes the forces acting on the car?

Answer1: The forces acting on the car are balanced. Answer2: The forces acting on the car are in the same direction. Answer3: The forces acting on the car are continuing to increase. Answer4: The forces acting on the car are equal to the force of gravity.

Answer format: answer1/answer2/answer3/answer4