Final answer:
The action that is clearly NOT appropriate for this patient is assessing and documenting the characteristics of the chest discomfort.
Step-by-step explanation:
The action that is clearly NOT appropriate for this patient is B) Assessing and documenting the characteristics of the chest discomfort.
When a middle-aged female with a history of hypertension and high cholesterol complains of chest discomfort, it is important to promptly assess the situation and take necessary actions. Administering aspirin (if not contraindicated), administering sublingual nitroglycerin (if prescribed and available), and contacting medical direction for advice on the appropriate hospital destination are all appropriate actions in this case. However, assessing and documenting the characteristics of the chest discomfort should not be the priority at this time, as it could lead to delays in seeking immediate medical attention.