(a) the number of T90 Main Battle Tanks (MBTs) out of the total existing MBTs fitted with environmental control system;
(b) the current status of the tender for procurement of environmental control system and auxiliary power units for T90 MBTs;
(c) the time when the Ministry first received the request for procurement of environmental control system and auxiliary power units for T90 MBTs;
(d) the total number of T90 MBTs that were in need of environmental control system and auxiliary power units when the Ministry first received the proposal; and
(e) the reasons for the delay in procurement of such system?