Users will often describe their objectives in qualitative language. The project manager must work with the user to provide quantifiable definitions to those qualitative terms. These quantifiable criteria include schedule, cost, and quality measures. In the case of project objectives, for what measurements are these quantifiable criteria used: 

a) To determine if the project manager is eligible for a performance bonus. 

b) To determine precisely how well the project performed against budget forecasts. 

c) To determine how many requirements were developed and delivered. 

d) To determine project satisfaction and successful completion.