In which part of the patient encounter would it be most appropriate to include the following phrase: Mr. Smith, a 55-year-old male smoker with hypertension, was feeling well until last Sunday when he experienced chest pain while mowing the lawn. It radiated to his left arm. It was relieved when he sat down for 5 minutes. It occurred again this morning when he needed to climb the stairs since the elevator at work was broken.
a) Chief Complaint/Concern
b) History of Present Illness
c) Past Medical History
d) Assessment