Which of the Following Statements Is True

question 4

Multiple Choice

Which of the following statements is true?

• A) Ranges of characters can be represented by placing a ~ between two characters.
• B) [^Z] is the same as [A~Y].
• C) Both "A*" and "A+" will match "AAA", but only "A*" will match an empty string.
• D) All of above.

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Definitions:

Equilibrium

A state in a market where supply equals demand, with the selling price of goods remaining constant as long as other variables remain unchanged.

Price Floor

A government-imposed minimum price below which a certain good cannot be sold.

Price Ceiling

A government-imposed limit on how high a price can be charged for a product, service, or commodity, often aimed at protecting consumers.

Shortage

A situation where the demand for a product or service exceeds the supply available at a given price.