Among the $X$ most polluted cities in the world,Delhi ranked at $Y$ position. Identify $X$ and $Y$.
- A$X = 44, Y = 2$
- B$X = 41, Y = 4$
- C$X = 34, Y = 3$
- D$X = 24, Y = 4$
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Match the following columns regarding environmental acts and protocols:
Column-$I$ Column-$II$ $(a)$. Environmental Protection Act $(i)$. $1988$ $(b)$. Air (Prevention and Control of Pollution) Act $(ii)$. $1987$ $(c)$. Water (Prevention and Control of Pollution) Act $(iii)$. $1981$ $(d)$. Montreal Protocol $(iv)$. $1974$ $(e)$. National Forest Policy $(v)$. $1986$
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| $(a)$. Environmental Protection Act | $(i)$. $1988$ |
| $(b)$. Air (Prevention and Control of Pollution) Act | $(ii)$. $1987$ |
| $(c)$. Water (Prevention and Control of Pollution) Act | $(iii)$. $1981$ |
| $(d)$. Montreal Protocol | $(iv)$. $1974$ |
| $(e)$. National Forest Policy | $(v)$. $1986$ |
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