Which of the Following Statements Made by a Patient with History

Which of the following statements made by a patient with history of chronic respiratory disease indicates the need for further discharge teaching?

A) "As long as I take my medications and use my inhalers as prescribed, I should not have difficulty when traveling."
B) "I should avoid traveling to places at higher elevations as I will have increased difficulty breathing."
C) "To decrease my risk, any traveling I do should not be to places with recent outbreaks of respiratory illnesses."
D) "If I am acclimated to higher elevations, I should not experience problems with worsening symptoms."