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Select all the necessary conditions for combustion:
I. Presence of air
II. Presence of fuel
III. Presence of oxygen
IV. Presence of carbon dioxide
V. Presence of candle

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I, III, and IV only

I, and III only

I, II, and III only

II, IV, and V only

answer is A.

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Detailed Solution

The necessary conditions for combustion are

I. Presence of air

II. Presence of fuel

III. Presence of oxygen

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