The height, h, in meters, of a projected object over time, t, in seconds, is modeled by a quadratic function. The height of the object is the same after 3 seconds and 7 seconds. Which statement must be true about this situation?
The height of the ball is symmetric about the line .
The height of the ball is the same after 2 second and 6 seconds.
The maximum height of the ball is 5 meters.
The ball reaches the ground after 10 seconds.