In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given.
Passage:

Giventhat the availability of safe drinking water touchesthe lives of everyone, the .........(1) of Safe Drinking Water Mission can hardly be underestimated. Undoubtedly, this is one of the most .........(2) public goods problems to solve. The private solution of reaching out for bottled water due to risks posed by tap water is a .............(3) one. Even the poor are forced to choose between risking hospital expenses and buying bottled water. Taking into consideration the ...........(4) scenario, it is the duty of every citizen to find out possible and inexpensive means to .............(5) that safe drinking wateris available toall.