A supervisor notices than an employee has been late to work for three days this week. What is the BEST way for the supervisor do to foster open communication?

a. Call the employee to ask him or her about the lateness.
b. Write the employee a disciplinary memorandum about the lateness.
c. Meet with the employee face-to-face to discuss the lateness.
d. Send the employee an email message about his or her lateness.

C