Irene is an employee at AB Health. She has been working there for the last ten years. She confined to her friend, Adele that she is more motivated by tasks that provide the opportunity for knowledge of the actual results. As she once stated, "I like jobs where I am told what progress I am making and I am not left in the dark." However, her friend, Celine, tends to be more motivated by jobs that provide her the opportunity of using several skills. As Celine puts it, "I like jobs that give me the opportunity to apply the many skills that I have learned in school and in life." Which dimension of the Job Characteristics Model better explains Irene's statement? a. Safety needs. b. Autonomy. c. Skill variety. d. Feedback