How does the writer show that not all diamonds are valuable?A. By stating only 20% of all diaonds are used in jewelleryB. By showing that diamonds have a variety of usesC. By saying that diamonds are used in industriesD. By saying that not all diamonds are clear

The writer uses the sentence, "Any bargain diamond is questionable." to suggest?A. that all bargain diamonds are falseB. that bargain diamonds are not a good investmentC. that not all diamonds are perfect or flawlessD. that a cheap diamond could not be perfect or flawlessstrikethrough_schat_bubble_outline

What do the green lines in paragraph two intend to show?A. The same element found in items of insignificant value is also present in the diamondB. That diamonds can be used for making pencilsC. That carbon can make a motorcar engine faultyD. That carbon is a valuable element

Select all the properties of diamond.

Which statement about conflict diamonds is true?Multiple choice question.They are over-extracted because the present value of future sales is overestimated.They are over-extracted because user costs are overestimated.They are over-extracted because property rights to diamond mines are uncertain.They are conserved to pay to rebuild the country once the wars have ended.

The price of diamonds is substantially greater than the price of water because: