In the cities of our country, which among the following atmo

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In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?

1. Carbon dioxide

2. Carbon monoxide

3. Nitrogen dioxide

4. Sulfur dioxide

5. Methane

Select the correct answer using codes given below:

I.A.S. (Pre) 2016

[Energy Sources & Pollution]

A

1, 2 and 3 only

B

2, 3 and 4 only

C

1, 4 and 5 only

D

1, 2, 3, 4 and 5

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