John and Hanna Are Business Analysts in Their Organization and They

Multiple Choice

John and Hanna are business analysts in their organization and they are completing the verification activities to check for completeness of the requirements. When should John and Hanna perform these verification activities?

A) At each milestone of the requirements analysis process  
B) Once all of the requirements have been gathered
C) Iteratively throughout the requirements analysis process
D) As often as the requirements management plan calls for