Using Square Brackets ([]) to Retrieve Vector Elements __________ Perform

question 8

Multiple Choice

Using square brackets ([]) to retrieve vector elements __________ perform bounds checking; using member function at to retrieve vector elements __________ perform bounds checking.

• A) Does not, does not.
• B) Does not, does.
• C) Does, does not.
• D) Does, does.

---

Definitions:

Elastic Demand

A situation in which the demand for a product or service changes significantly in response to changes in price.

Concession Items

Products sold typically at entertainment venues, such as cinemas or sports arenas, often comprising snacks, drinks, and other quick-service foods.

Price Discriminate

A sales approach where the same goods or services are sold at varying prices to different buyers, depending on their readiness to spend.

Pure Monopolist

A single seller in a market that has no close substitutes, giving the seller complete control over the price and quantity of goods or services.