Rajasthan is sparsely populated because
(i) it is well watered
(ii) it has rainfall above 150 cm
(iii) it has hot and dry climate
(iv) it has no perennial rivers
(v) it has moderate climate
(vi) it receives scanty rainfall less than 50 cm.
(1)-(i), (iv) and (vi)
(2)-(iii), (iv) and (vi)
(3)-(iv), (v) and (vi)
(4)-All (i) (ii'),(vi) and (v)
