(i) Clean air |
(ii) Clean water |
(iii) Clean food |
(iv) Clean Toilets. |
A) (i), (ii) and (iii)
B) (i), (ii) and (iii)
C) (i) and (iii)
D) All of the above
Correct Answer: D
Solution :
All of the aboveYou need to login to perform this action.
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