Name three of the fundamental principles of homeland security exercise and evaluation program (hseep). a. progressive planning approach, whole community integration, and validating capabilities. b. guided by elected/appointed officials, capability-based and objective-driven, and follows the national preparedness system. c. common methodology, informed by risk, and strictly follows portions of the national preparedness goal. d. guided by elected/appointed officials, capability validation, and follows portions of the national preparedness system. e. capability-based and objective-driven, whole community integration, and progressive planning approach.