A. Best the reason why it is not better (even though it sounds right) is because it says "out of the five cousins" there for we are comparing ben to five other people and he is the best.
Answer:
B. the upper layer of the brain
Explanation:
the question was “what is the technical meaning of the word neocortex?” in the beginning of the paragraph it says “deep learning software is inspired by the structure of the brains neocortex, the grooved upper layer of the brain..”.
Where are the sentences provided?
Answer:
C) An endless tide of water
Explanation: Reading through the paragraph shows that it is described as an endless tide of water, instead of the assumed 'tidal wave'