Which two pieces of evidence support the idea that deforestation is practiced for commercial purposes?
A.
the fact that deforestation has been practiced since ancient times and that deforestation takes place by cutting down trees or burning them
B.
the fact that trees are cut down to make paper, houses, and furniture, and that they are also used for large-scale industries
C.
the fact that there has been an increase in deforestation in the last fifty years and that it is causing the extinction of various plants and animals
D.
the fact that trees are cut down in about 18 million acres of land every year and that rain forests around the world are disappearing too