Write parametric equations for the tangent line to the curve of intersection of the surfaces z = 2x- + 4y and z = x + y + 4 at the point (1, 1,6). O A. x= - 7t+ 1, y= 5t + 1, z= - 4t+6 O B. x= - 3t + 1, y = 3t + 1, z= - 4t+6 O C. x= - 7t + 1, y= 3t + 1, z= - 4t+6 O D. x= - 3t + 1, y = 5t + 1, z= - 4t+6