(04.01 MC) Carla and Jonah are working together to determine…

(04.01 MC) Carla and Jonah are working together to determine if quadrilateral CDEF with coordinates C(2, 3), D(1, 2), E(4, 1), and F(5, 3) has parallel sides. Carla sets up the following equations: Jonah sets up the following equations: Who is on track to get the correct answer, and why?