(B)
A forest is a large area of trees.Forests are very important because they provide shelter and food for birds and insects.Birds make their nests in trees.Small animals and insects build their homes in the hollows of trees.Leaves,flowers and fruits are their food.In the past,People got wood from forests.Some people cooked food with wood.People cut down trees to make houses,furniture and paper.Now,Many animals in the forests die because they lose their homes and their food.We must stop cutting down forest.
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—Because .
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