Gap filling. Ganga river is(a)_very sacred river.It is complete river (b)_emergea from the Himalayas and bends (c)_the bay of bengal . It (d)_as the lifeline of the Northern India. a) (i) a (ii) an (iii) so (iv) the. b) (i) which (ii) why (iii) what (iv) though. c) (i) in (ii) to (iii) into (iv) of. d) (i) serve (ii) serves (iii) served (iv)was serving