Marketers Have Developed Generational Marketing Programs Because

Marketers have developed generational marketing programs because

A) it is important for generations to communicate with one another.
B) it is better to find one market niche and stay with it rather than cross generational lines.
C) it doesn't really matter when a person is born; what really matters is when a person buys.
D) members of each generation are distinctive in their attitudes and consumer behavior.
E) even though people are labeled part of a generational cohort doesn't mean they will have the same buyer behavior as everyone else.