Which Statement Demonstrates That Nonhumans Can Learn Cognitive Skills

question 72

Multiple Choice

Which statement demonstrates that nonhumans can learn cognitive skills?

• A) Chimpanzees in the wild have learned how to use stones to crack nuts.
• B) Dolphins can learn to repeat whatever action they had performed most recently when instructed to do so by a trainer.
• C) In the lab, experimenters have taught primates and other animals to use various tools.
• D) All of the statements are correct.