Take notes! write down what your teacher writes on the board, only write down what you don't know or want to study up on later. Rewrite in your own words so you understand what they are saying.
<span>it is the loss of potential gain from other alternatives when one alternative is chosen. </span><span />
Answer:
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Explanation: {answer deleted}
Answer:
D. All of the answer choices is the correct answer.
Explanation: