Ms. Davis, the school's driver education teacher, has witnessed another teacher, Ms. Lish, driving recklessly on school grounds. Ms. Davis has approached Ms. Lish about her driving, but Ms. Davis has continued to see Ms. Lish driving recklessly in the school parking lot. What is the most appropriate course of action for Ms. Davis to take next?
a. Contacting the school's principal to report her concern
b. Offering to lead a special driving seminar for staff
c. Talking to Ms. Lish once more about the risks she is creating