"The decline of the species may have progressed too far to be reversed. For centuries, farmers who wished to cultivate the rhino's habitat viewed the animals as crop-eating pests and shot them on sight; during the colonial period, hunters slaughtered thousands for their horns, as poachers still do today. The surviving Vietnamese herd has diminished to the point that it can no longer maintain the genetic variation necessary for long-term survival."
Why couldn't "A" also be the correct answer for question number 2?
Why couldn't "A" also be the correct answer for question number 2?












