Ascience class is tracking the progress of plant growth. the class starts the experiment with a plant five centimeters high. the plant grows two centimeters each day. the model for plant growth "y" is given by: y = 2x + 5. what is the meaning of the y-intercept in this equation? a) the y-intercept is the starting date eliminate b) the y-intercept is two times larger than five c) the y-intercept is the starting height of the plant d) the y-intercept is the largest height the plant can grow