In the options given below, the observation of the ozone layer is highlighted, state which of the following statements are/are true with respect to it? A. Reports indicate that the abundance of gases such as chlorofluorocarbons (CFCs) and halons in the atmosphere are decreasing. B. Increase in the use of some alternatives to CFCs, however, may nullify the achievements made. C. Its evaluation is carried out by the United Nations Environment Program (UNEP) and the World Meteorological Organization (WMO). D. Scientific Assessment of Ozone Depletion 2014, prepared and reviewed by 282 scientists from 36 countries.

In the options given below, the observation of the ozone layer is high

1.	In the options given below, the observation of the ozone layer is highlighted, state which of the following statements are/are true with respect to it? A. Reports indicate that the abundance of gases such as chlorofluorocarbons (CFCs) and halons in the atmosphere are decreasing. B. Increase in the use of some alternatives to CFCs, however, may nullify the achievements made. C. Its evaluation is carried out by the United Nations Environment Program (UNEP) and the World Meteorological Organization (WMO). D. Scientific Assessment of Ozone Depletion 2014, prepared and reviewed by 282 scientists from 36 countries.
A.	Only B, C u0026 D
B.	Only A, C, u0026 D
C.	A, B, C u0026 D
D.	Only A,B u0026 C
Answer» D. Only A,B u0026 C