(a) whether bonded child labours are being engaged in stone crushing industry in the country particularly in Jharkhand;
(b) if so, the details thereof indicating the estimated number of such bonded child labours, State-wise;
(c) whether any action has been taken against such owners of the stone crushers who have engaged bonded child labours; and
(d) if so, the details thereof alongwith the number of child labours rescued and rehabilitated during each of the last three years
and thereafter, State-wise?