Beth is the project manager for the NHQ project.

Because the activities in Beth's project require Tim and his skills. This is an example of an activity resource requirement. A resource constraint would also have been an acceptable answer.

Answer option B is incorrect. This may be a matrix organization, but matrix network is not a valid project management term.

Answer option C is incorrect. Organizational process assets are things that have been created to help assist the management of the project.

Answer option A is incorrect. A resource calendar conflict is not a valid project management term.