Spix's macaw is an endangered species of bird native to Brazil. The population of the bird has declined over the past 30 years. During this same period, much
of the Brazilian rainforest habitat of the bird has been lost due to logging. What
data would best support the claim that logging is a likely cause of the decline in
the population of Spix's macaw?

A, The land cleared by logging is often taken over by farmers for growing crops.
B, The population of this bird was relatively constant before logging began.
C. This bird is a popular pet and has been bred successfully in captivity.
D. The trees harvested by logging are not those that are usually the home to this bird.