A power centre refers to:

Multiple Choice

the oldest retail setting, usually located in the community's downtown area.

a store location with $50$ to $150$ stores that typically attract customers who live or work within a $5-$ to $10-$mile radius, often containing two or three anchor stores.

a retail location that typically has one primary store $($usually a department store branch$)$ and often $20-40$ smaller outlets, serving a population of consumers or are within a $10-$to $20-$mile radius.

a large shopping strip mall with multiple anchor $($or national$)$ stores, a convenient location, and a supermarket.

a form of scrambled merchandising, which consists of a large store $($often more than $200,000$ square feet$)$ that offers everything in a single outlet, eliminating the need for consumers to shop at more than one location.