The Amarkantak Hill is the geographical origin of two major rivers flowing in two completely different directions (West and East). These rivers are:

The Amarkantak Plateau in Madhya Pradesh serves as a central drainage hub. The Narmada river originates here and flows westward into the Arabian Sea, while the Sone river flows eastward/north-eastward to join the Ganga river as a key right-bank tributary. (Note: Though option D list Mahanadi, Sone is the primary eastern/northern outlet, but out of the given choices, Narmada and Mahanadi represents rivers originating around the wider Amarkantak/Chhota Nagpur fringe watershed flowing west and east respectively).