Which of the following best explains one of the benefits provided by economies of scale?
A. A wide assortment of goods gives consumers better choices and lower prices.

B. Large companies can offer workers lower wages because they provide more jobs

O C. Large online businesses can use their web site to advertise effectively.

O D. A larger customer base enables retailers to pay lower prices for wholesale goods.

The answer is D. A larger customer base enables retailers to pay lower prices for wholesale goods.