In Which of the Following Cases Would Centralization of the Advertising

In which of the following cases would centralization of the advertising function be a disadvantage?

A) When the advertiser wants to maintain a consistent brand image across markets.
B) When the advertiser wants to keep control of its brand message and image.
C) When the product is a high-technology product with universal appeal.
D) When the market conditions in the various markets differ widely.
E) When the company wants to save costs.