(a) whether huge rise in the use of mobile telephones has overtaken the number of fixed phones;
(b) if so, the details thereof;
(c) whether people subscribing the mobile phones have to pay a higher cost to buy handset and charges per minute for calls made from mobile phones are costlier; and
(d) if so, the difference of cost between subscribing to a fixed phone and mobile phone at the initial stage and the exact difference between the per call minute charges of a fixed phone and mobile phone?