Question

why are tropical forests disappearing?
to harvest timber
building roads
farms and agriculture
all of the above

Explanation:

Tropical forests disappear due to multiple human activities. Harvesting timber involves cutting down trees. Building roads requires clearing land, which destroys forest areas. Farms and agriculture often involve deforestation to create space for crops or livestock. So all these activities contribute to tropical forest disappearance.

Answer:

D. all of the above