(a): whether Delhi, Mumbai airports are at the bottom of ranking on punctuality, according to British aviation intelligence firm OAG and if so, the details thereof and reaction of the Government thereto;
(b): whether there is no increase in the ground level infrastructure corresponding to the increase in passengers resulting in flight delays and if so, the details thereof and reaction of the Government thereto;
(c): whether airlines have resorted to non-uniform block times to inflate flight durations between two airports to bolster their on-time performance and if so, the details thereof; and
(d): the corrective steps taken by the Government in this regard and the measures taken to improve passenger services?