The Basic Idea Behind the Long Tail Is That

Multiple Choice

The basic idea behind the long tail is that:

A) Consumers' evoked sets are becoming eroded because of too much choice.
B) Marketers no longer need to rely on popular selling items to make a profit. Instead, they should offer more choices to consumers.
C) Marketers should pay more attention to its top 20% of customers.
D) Only a small percentage of people use online recommendation programs, therefore, marketers need to be cautious when implementing them.
E) Consumers are becoming less loyal to marketers and it's becoming more difficult to find consumers with loyal personalities..