Which is the equation of the parabola? (3 points)

y = 1/16 * (x - 4) ^ 2 + 2

y = 1/16 * (x + 4) ^ 2 - 2

y = - 1/16 * (x - 2) ^ 2 + 4

y = - 1/16 * (x + 2) ^ 2 - 4