(a) whether it has come to the notice of the Government that the train accidents are increasing due to the gaps and bad condition of railway tracks;
(b) if so, the details of train accidents during the last two years along with the reasons therefor;
(c) the expenditure incurred for the maintenance and replacement of railway tracks during the last two years;
(d) the details of the maintenance and replacement of railway tracks in Southern Railway during the last two years;
(e) the details of the expenditure for maintenance and replacement of railway tracks in Thiruvananthapuram division during the last two years; and
(f) the available mechanism for repair and replacement of damaged railway tracks in Thiruvananthapuram division?