Leyla Has Received High Performance Appraisals for the Three Years

Leyla has received high performance appraisals for the three years she has worked for a medium-sized insurance firm in the rural Midwest.Leyla's job involves telephone support for customers who have questions.When Leyla returned from her vacation,she had gotten three facial piercings.Leyla's supervisor informed Leyla that he did not feel this was appropriate for the workplace.Leyla replied that it was no different than some of the other workers who wore two and three earrings in each ear.The company has no appearance policy.Leyla's supervisor is asking you,the HR manager for the firm what he can do.You tell the supervisor

A) Leyla's piercings are the equivalent of free speech and he cannot legally ask her to remove them.
B) Leyla's job requires her to speak clearly on the phone. If her piercings cause her speech to be poorly understood, the supervisor could require Leyla to remove those piercings that interfere with her speech.
C) the company has no appearance policy, so the supervisor is not restricted in the appearance rules he sets down for his employees.
D) if Leyla's co-workers petition the supervisor to require Leyla to remove the piercings, he can do so on the grounds that Leyla is disrupting the workplace.