Daniel, the director of operations, strongly believes that human resource management (hrm) is critical to the success of organizations. melissa, the cfo of the organization, opposes daniel’s view because she thinks hrm is an unnecessary expense for the company. which of the following statements weakens melissa’s belief? a. hrm is highly substitutable and interchangeable. b. hrm is easily available for all companies to utilize. c. hrm an organization imitate human resources at a high-performing competitor. d. hrm ensures that persons with high levels of the needed skills and knowledge are easily found. e. hrm is indispensable for building a competitive advantage.