(a) the tele-density in the country during the last three years and the current year, State-wise;
(b) whether the Government proposes to review telecome policy in regard to issue of twenty-year licences to telecom operators;
(c) if so, the details thereof; and
(d) the steps taken by the Government to examine the utility of twenty-year licences in the light of rapid escalation of spectrum values in the country?