(a) the total number of telephone Exchanges working under open wire system in Maharashtra as on September 30, 2001;
(b) whether 54 telephone Exchanges are still working under open wire system in Jalgaon, Maharashtra;
(c) if so, whether the Government have taken any decision to switch over to OFC system in all these Exchanges; and
(d) if so, the time by which this work is to be completed?