Find a vector-valued function for the curve of intersection of the cylinder (x² + y² = 9) and the plane (yz = 2). a) (r(t) = ⟨ 3cos(t), 3sin(t), 2/3⟩) b) (r(t) = ⟨ 3sin(t), 3cos(t), 2/3⟩) c) (r(t) = ⟨ 3cos(t), 2/3, 3sin(t)⟩) d) (r(t) = ⟨ 3sin(t), 2/3, 3cos(t)⟩)