Match column I and Column II

	Column I		Column II
a.	1992	i.	Kyoto protocol
b.	1997	ii.	Environment (Protection) Act
c.	1987	iii.	Montreal protocol
d.	1986	iv.	Earth summit

• A

  a(i), b(ii), c(iii), d(iv)

• B

  a(iv), b(i), c(iii), d(ii)

• C

  a(iv), b(iii), c(i), d(ii)

• D

  a(iv), b(i), c(ii), d(iii)