Although his parents were worried, they did not try to dissuade [A] / assuage [B] him. New Zealand’s iconic Yellow-eyed penguins may go instinct[A]/extinct  [B] within the next 25 years due to rising ocean temperatures and climate change. The system, which uses a sophisticated logarithm[A]/ algorithm [B] to recreate a particular voice, could one day make editing podcasts and narration in videos much easier.