The correct chronological arrangement of the following event is

A.   In India, the Air (Prevention and Control of Pollution) Act was amended to include noise as an air pollutant.

B.   The government of India passed the water (Prevention and Control of Pollution) Act to safeguarded our water resources.

C.   Recognising the deleterious effects of ozone depletion, the Montreal Protocol became effective.

D.  The National Forest Policy of India recommended 33 per cent forest cover for the plants and 67 per cent for the hills.

• A

  A – B – D – C 

• B

  B – A – D – C

• C

  B – A – C – D 

• D

  A – B – C - D