J is a solid element. It is present as an impurity in fossil fuels. Its oxide K is produced in car engines. In the atmosphere, K can be oxidised further to L. Which of the following statements about J, K and L are correct?
- A1, 2 and 3 are correct
- B1 and 2 only are correct
- C2 and 3 only are correct
- D1 only is correct