77. What is the author’s primary purpose in writing this passage? (A) To praise tech conglomerates for their innovative use of carbon offsets and solar energy. (B) To draw critical attention to the severe, often overlooked environmental costs of Generative AI. (C) To argue that AI deepfakes present a greater threat to society than localized water depletion. (D) To advocate for the total prohibition of computer science research in arid geographical regions.