Match List I (Summit/Protocol) with List II (Year) and choose the correct answer from the options given below.

List I

i.Montreal Protocol

ii.Rio Summit

iii.Kyoto Protocol

iv.Paris Agreement

List II

a.1992

b.2015

c.1987

d.1997

Ai-c, ii-a, iii-d, iv-b ✓ Correct

Bi-c, ii-a, iii-b, iv-d

Ci-a, ii-c, iii-b, iv-d

Di-d, ii-b, iii-a, iv-c

Correct answer: (A) i-c, ii-a, iii-d, iv-b

Explanation

The correct pairing links each agreement to the year it was concluded.

The Montreal Protocol on ozone-depleting substances was adopted in 1987.

The Rio Earth Summit was held in 1992.

The Kyoto Protocol on emission targets was adopted in 1997.

The Paris Agreement was reached in 2015, giving Montreal with 1987, Rio with 1992, Kyoto with 1997 and Paris with 2015.

The Montreal Protocol is often cited as the most successful environmental treaty for healing the ozone layer.

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