(a) the number of landline and GSM Mobile phones of MTNL functioning in Delhi and Mumbai and the number of landline and GSM Mobile phones of BSNL functioning during each of the last five years and the current year, State/UT-wise;
(b) the reasons for huge decline if any, in the number of landline and GSM Mobile phones of both the PSUs during the said period;
(c) whether the Government has conducted any enquiry with regard to the working of higher officials of these PSUs in this regard; and
(d) if so, the details thereof?