The Classifications of Innovator, Early Adopters, Early Majority, Laggards, and Late

The classifications of innovator, early adopters, early majority, laggards, and late majority are all based upon

A) when they adopt a new product.
B) how frequently a consumer uses a product.
C) shopping styles and purchase preferences.
D) how much time it takes to educate a consumer in the use of a new technology.
E) how quickly specific groups respond to an advertising message or campaign.