General Studies · Seating Arrangement

Please read the given information carefully and answer the question that follows: Six friends Mahesh, Nisha, Oliver, Prakash, Kasim, and Ratish are sitting around a hexagonal table facing the center in a coffee shop. i) Nisha is sitting to the immediate right of Mahesh. ii) Oliver is not sitting opposite Nisha. iii) Ratish and Prakash are sitting opposite each other. iv) Mahesh is not a neighbor of Prakash. Who is sitting between Ratish and Nisha?