Gulf of Evaluation Refers To

Gulf of evaluation refers to:

A) the gap between the computerized implementation of a user's goal and its evaluation by the user;
B) the gap between a user's goal and its computerized implementation
C) the difference between psychological world and emotional world;
D) the gap between the performance of a task taken by different users;
E) the gap between the expectation of a project manager and the performance of a project member;