Q. Consider the following statements:1. Kyoto Protocol came into force in the year 2005.2. Kyoto Protocol deals primarily with the depletition of the Ozone layer.3. Methane as a greenhouse gas is more harmful than carbon dioxide.Which of the statements given above is/are correct ? 

1. 1 and 2
2. 1 and 3
3. 1 only
4. 3 only