The Equation of the Tangent Plane to X = U

Multiple Choice

The equation of the tangent plane to x = u, y = v, where u = 1 and v = 0 is

A) x + 1 - 2y - z = 0
B) x + 1 + 2y + z = 0
C) x + 1 + 2y - z = 0
D) x - 2y + z = 0
E) x - z = 0