A Major Difference Between Reminder Advertising and Pioneering Advertising Is

A major difference between reminder advertising and pioneering advertising is that:

A) reminder advertising focuses on selective demand, while pioneering advertising tries to develop primary demand.
B) reminder advertising is less likely to use "soft sell" ads.
C) reminder advertising is emphasized in the early stages of the product life cycle and pioneering advertising is emphasized later.
D) All of the above are true.
E) None of the above is true.