(a) whether the Government proposes to construct barrage for the safety of Taj Mahal at Agra;
(b) if so, the details thereof;
(c) the time by which the said action plan is likely to be implemented;
(d) whether the Government is considering to clean River Yamuna by desilting the same; and
(e) if so, the details thereof and the time by which the said action plan is likely to be executed?