$(a)$ "Forests are biodiversity hotspots". Give a reason to justify this statement.
$(b)$ State the meaning of "Sustainable Development".

(N/A) Forests are considered biodiversity hotspots because they harbor a vast variety of plant and animal species, providing them with essential habitats, food, and shelter.
$(b)$ Sustainable development is a form of growth that meets the basic needs of the current human population while simultaneously preserving natural resources for the benefit of future generations.