<span> People who buy and sell the actual commodities can use the futures markets to protect themselves from commodity prices that move against them
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I believe the answer is: 30 to 40<span>
The view was made after considering several factors that might influence the intellectual performance of the test takers. Including, anxiety that they face during the exam, the mistakes that they made from being timed, the luck that have when they're just guessing the answer, etc.
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