Final answer:
All of the options listed are common selection criteria for choosing a final software package from a vendor.
Step-by-step explanation:
The correct answer is d) all of these are common selection criteria for selection.
When choosing a final software package from a vendor, it is important to evaluate the performance capabilities, weigh the costs and benefits, and evaluate the maintainability of each proposed system. All of these criteria help ensure that the selected software package meets the requirements and constraints of the project.