The graph represents the water level of a tank after an inlet pipe is turned on. Water Level of a Tank 10 Water Level (in inches) 2 6 8 10 Time (in minutes) Two students explain the meaning of points (0,0) and (1, 2). • Kelvin says point (O. o) means the tank is empty when the inlet pipe is turned on. Paige says point (1, 2) means the water level of the tank goes up by 2 inches every minute. Who is correct? both Kelvin and Paige neither Kelvin nor Paige only Kelvin only Paige