(a) whether the Chinese officials have advised India to back off from oil and
natural gas exploration in South China Sea by ONGC in collaboration with a Vietnamese company,
during ASEAN Summit in Cambodia and warned of grave consequences in case of not
discontinuing this exploration;
(b) if so, the details thereof;
(c) the time since when ONGC is engaged in exploration of oil in the said area
along with the attitude of China at present in this regard; and
(d) the reaction of the Government in this regard?