Correct Answer: (d) Both (A) and (B)
Solution:Ganga, Brahmaputra, Godavari, Mahanadi, Krishna, Cauvery, Pennar, Subarnarekha and Brahmani are drainage systems (rivers) which flow into the Bay of Bengal while Narmada, Tapti (Tapi), Sabarmati, Mahi, except Luni are important rivers that fall into the Arabian Sea.