Which of the following describes the difference between​ "scarcity" and​ "shortage"? A. In the economic​ sense, almost everything is scarce. A shortage of a good or service occurs when the quantity demanded is greater than the quantity supplied at the current market price. B. There is a shortage of almost everything. Scarcity occurs only if the quantity demanded of a good or service is greater than the quantity supplied at the current market price. C. There is no​ difference; either word can be used to describe the situation that exists when there is less of a good or service available than people want. D. In the economic​ sense, almost everything is scarce. A shortage of a good or service occurs when the quantity demanded is greater than the quantity supplied at the equilibrium price.