I'd think it's probably the recycling of newspapers, as trees are making of paper can be a reason for deforestation. With recycling of newspapers, fewer trees need to be cut down.
Vector: anything that transmits a disease.
Malaria vectors can include mosquitos, ticks, and other blood sucking insects.
P.S.: Hope I Helped :)
Answer:
A: divergent boundaries
Explanation: I agree with what you choose
Photosynthesis and chemosynthesis Let me know if you want me to explain more in depth.