Consider the following : 1. Pyroclastic debris 2. Ash and

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Consider the following :
1. Pyroclastic debris
2. Ash and dust
3. Nitrogen compounds
4. Sulphur compounds
How many of the above are products of volcanic eruptions ?

[UPSC PRELIMS GS 1 2024]

A only one

B only two

C only three

D all four

EXPLANATION

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