If D, E, and F are the midpoints of the sides of △ABC, then
(1) The centroid of △DEF is the same as that of △ABC.
(2) The orthocentre of △DEF is the circumcentre of △ABC.
(3) The orthocentre of △DEF is the incentre of △ABC.
(4) The centroid of △DEF is not the same as that of △ABC.