Which of the following triples (x,y,z)(x, y, z)(x,y,z) is a solution to x2+y2+z2=x2y2x^2 + y^2 + z^2 = x^2 y^2x2+y2+z2=x2y2?
(1,1,1)(1, 1, 1)(1,1,1)
(0,0,0)(0, 0, 0)(0,0,0)
(3,2,1)(3, 2, 1)(3,2,1)
(2,2,2)(2, 2, 2)(2,2,2)