9. Complete the sentence: Functional exercises _______, whereas full-scale exercises _______. A. involve simulated deployment of resources and personnel; involve actual deployment of resources and personnel B. involve actual deployment of resources and personnel; involve simulated deployment of resources and personnel C. are discussion based; are operations based D. are designed to test coordinated responses and rapid problem solving skills; are designed to validate and evaluate capabilities, multiple functions and/or sub-functions, or interdependent groups of functions