The answer to your question is A. "Others weren't so lucky. In the rush and panic, a number of people either lost their footing or were accidentally pushed from the sidewalk and into the busy street."
Answer:
Opportunity cost is the cost of a foregone alternative. If you chose one alternative over another, then the cost of choosing that alternative is an opportunity cost. Opportunity cost is the benefits you lose by choosing one alternative over another one.
Hope it helps.
Answer: not to sure but i think its A
Explanation:
A generally accepted fact does not have to be cited in an academic paper, whereas a paraphrase, another person's opinion, and a diagram have to be cited.
