I would say C. Was and eaten are both passive forms of language. I would go with C.
A belt is a release of gas. Gas exited through your mouth, so when this location is called a bean belt, it is referring to how coffee beans are exiting their original location, like a burp does. (This purely in my opinion, I have no knowledge of this.)
D.)......................
Answer:
Electricity, gas, oil, and water
Explanation:
goods that are considered essential have a low elasticity of demand.