All of These Are Basic Assumptions of the Political Model

All of these are basic assumptions of the political model except:

A) organizations are made up of groups with diverse interests, goals, and values.
B) information is clear and complete.
C) managers do not have the time, resources, or mental capacity to identify all dimensions of the problem.
D) managers engage in the push and pull of debate to decide goals and discuss alternatives.
E) all of these are basic assumptions of the political model.