In Which of the Following Circumstances Are Competitive Pressures Associated

Multiple Choice

In which of the following circumstances are competitive pressures associated with the bargaining power of buyers relatively moderate-to-weak?

A) The supply of soccer balls increases during the World Cup season.
B) Consumers can easily compare different smartphones' features over the Internet before buying them.
C) Apple designs and manufactures its chip processors rather than buying them from Intel.
D) Dairy products are usually standardized and therefore differentiated only by price.
E) Buyers tend to delay purchases of luxury goods, such as home entertainment systems, until they are on sale.