Find the equation of the parabola y = ax2 + bx + c that passes through the points (0, 3), (1,4), and (2, 3).

A.) y = -(¼)x2 + (½)x + 3
B.) y = -(⅔)x2 + (5/3)x + 3
C.) y = 2x2 - 13x + 21
D.) y = -x2 + 2x + 3