please leave answers to the questions below, thankyou. Will rate helpful

Question 1 (1 point) Listen For the three vectors a, b and c' , it is found that a . b x c' = 0. Which statement below is true? O a) the three vectors are collinear Obj two of the three vectors are collinear O c) the three vectors are linearly independent O d) the three vectors are coplanar Question 2 (1 point) Listen The scalar equation of the plane with normal vector [4, -1, 9] and passing through the point (2, -1, -1) is: (4x -y + 92 +7 =0 4x - y + 92 = 0 (4xty+ 92 =0 4x - y - 92 = 0 Question 3 (1 point) Listen A circle can be defined by an equation x2 + y2 + ax + by + c = 0. Find an equation of a circle that passes through (-4, 1), (3, 0) and (5,4). Ox2 + y2 -8x +2y + 5 = 0 Ox2 + y2 - By - 9 = 0 O x2 + y2 + 2x - By + 5=0 Ox2+ y2 -2x - 4 = 0