Which respiratory symptoms does the patient deny experiencing?

The answer is supported by the understanding that the patient explicitly denies experiencing any of the listed respiratory symptoms. Denial of sore throat, coughing, dysphagia, shortness of breath, chest pain, palpitations, and changes in taste suggests that the patient does not have respiratory distress or complications typically associated with respiratory conditions.

In this context, options depicting various combinations of symptoms would be incorrect if the patient has not experienced any of them. Therefore, indicating that the patient denies all these symptoms correctly reflects the patient's reported experience, making "all of the above" the most accurate choice. This emphasizes that the patient has not noticed any respiratory issues, which is an important consideration when assessing their overall health and guiding further examination or treatment decisions.