Given below are two statements:
Statement I: Dioxins and furans are highly toxic substances produced mainly during incineration of municipal solid waste, hazardous and medical wastes.
Statement II: Dioxins and furans play a crucial role in photochemical smog formation.
In the light of the above statements, choose the correct answer from the options given below:
1. Both Statement I and Statement II are true
2. Both Statement I and Statement II are false
3. Statement I is correct but Statement II is false
4. Statement I is incorrect but Statement II is true