- Fundamentally, the identification of a performance shortfall becomes an exercise in problem solving. The first step is to identify the cause of the shortfall. Two possible "causes" were suggested, although a combination of both is certainly possible. These two possible causes are mental \& physical. can't \& won't. intrinsic \& extrinsic. internal \& external. Question 27 (12.5 poInts) Saved - Fundamentally, the identification of a performance shortfall becomes an exercise in problem solving. The first step is to identify the cause of the shortfall. Two possible "causes" were suggested, although a combination of both is certainly possible. These two possible causes are mental \& physical. can't \& won't. intrinsic \& extrinsic. internal \& external