Please respond to the following:

• Determine the top three functions of a human resources department. Be sure to cite where you retrieved this information.
• Provide one example of each of the three functions of a human resources department.
• Explain why you believe these three functions add value to the business model. 
• Be sure to respond to at least one of your classmates posts. 
• Make sure to utilize credible sources as needed to provide support to your claims.