All of the Following Are Key Problems That Emerge in a Firm's

All of the following are key problems that emerge in a firm's strategic marketing process EXCEPT:

A) line operating managers often feel no sense of ownership in implementing the plans.
B) bad news is filtered out as information goes up the line to give top management a very rosy picture.
C) not enough time and effort is spent on data collection;therefore,the plans written are too simple to implement.
D) plans are based on very poor assumptions about environmental forces.
E) planners and their plans may have lost sight of their customers' needs.