Final answer:
Chewing gum to freshen your breath is not considered appropriate behavior for an interview.
Step-by-step explanation:
Of the options given, the correct answer is D. Chewing gum to freshen your breath is not considered appropriate behavior for an interview.
Interviewers typically expect candidates to be focused and professional during the interview, and chewing gum can be seen as distracting and unprofessional. It is best to avoid chewing gum or any other similar behavior that may detract from your professionalism during an interview.