Twyla is a benefits specialist at McCallister Manufacturing. She negotiates contracts for insurance, retirement plans, and other employee benefits in order to get the best possible deal while meeting all legal requirements. She understands the details of each benefit and is able to help employees understand the value of their benefits. This scenario illustrates Twyla's competency in the area of A) human resource expertise. B) relationship management. C) ethical practice. D) consultation. E) business acumen