Final answer:
The classification of infectious diseases based on subjective evidence sensed by the patient is Clinical manifestations.
Step-by-step explanation:
The classification of infectious diseases based on subjective evidence sensed by the patient is A. Clinical manifestations. Clinical manifestations refer to the signs and symptoms that a patient experiences and reports. These can include symptoms such as fever, cough, and headache, as well as physical signs such as rash or swelling.