Self-ignition temperature of petrol is of the order of

• A. 150¬¨¬®‚Äö√†¬¥C
• B. 240¬¨¬®‚Äö√†¬¥C
• C. 370¬¨¬®‚Äö√†¬¥C
• D. more than 500¬¨¬®‚Äö√†¬¥C