Which of the Following Is a Correct Interpretation of This

Which of the following is a correct interpretation of this graph?

A) Habitat loss and overexploitation are the major reasons for species extinctions.
B) Habitat loss and introduced species are the major reasons for species extinctions.
C) Habitat loss and altered sex ratios are the major reasons for species extinctions.
D) Overexploitation and introduction of exotic species have had a greater combined effect on species than habitat loss.