What is the main idea of this selection?
A Diamonds have been prized for thousands of years, but violence in the diamond trade is a serious problem.
B Until recent times, diamonds were so rare that only kings and queens could afford to own them.
C Even experts and geologists do not really understand how diamonds are formed.
D Diamonds are used primarily in crowns and tiaras worn by members of royal families.
The main idea of this selection is best represented by A: “Diamonds have been prized for thousands of years, but violence in the diamond trade is a serious problem.”
This option encapsulates both the value placed on diamonds and the underlying issue of violence associated with their trade, making it a comprehensive statement about the significance and challenges of the diamond industry.
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