Estimating schedule activity costs involves developing an ______ of the cost of the resources needed to complete each schedule activity. Cost estimating includes identifying and considering various costing alternatives, for example, in mostapplication areas, additional work during a design phase is widely held to have the potential for reducing the cost of the execution phase and product oprations, the cost estimating process considers whether the expected savings can offset the cost of the additional design work. cost estmates are generally expressed in units of ______ to facilitate comparisons both within and across projects, the ______ describes important information about project requirement that is considered duing cost estimating. A project manager is called to an informal meeting with the customer and a problem is raised. This problem has major implications for the project manager’s company, but the customer wants to pursue a solution at the meeting, because The project manager should ______.

A. tell the customer that he will not address any problems because this is only an information exchange meeting
B. tell the customer that the problem is not sufficiently defined to determine the appropriate action
C. collect as much information on the problem without committing his company to a solution
D. give the customer a range of solutions that might be acceptable to his company