This is classical conditioning.
The conditioned stimulus is, at first, entering the cafeteria. Later it becomes hearing the lunch bell ring.
The conditioned response is bill feeling hungry.
The answer is Except their water.
Amazon Rain forest is rich in Oil, Medicinal Plants, and it create about 20 % of world's oxygen, but people around the world doesn't rely on their water so much
Wark father father brother nephew nephew brother
To get richer and for inequality to emerge.
That's just how capitalism works these days.