Which of the following is true regarding myringoplasty:

(a) In underlay graft is placed medial to the annulus(Ref. Scott Brown, 8th ed., Vol 2; 1026)In both underlay and overlay, a portion of the graft is placed medial to the malleus.In underlay, graft is placed medial to the annulus, whereas in overlay graft is placed lateral to the annulus.