Final answer:
The clinical manifestation of pulmonary tuberculosis in the provided options is night sweats. This symptom is commonly associated with the body's response to the infection caused by Mycobacterium tuberculosis.
Step-by-step explanation:
The clinical manifestation of pulmonary tuberculosis (TB) among the options provided is night sweats. Tuberculosis, an infectious disease caused by Mycobacterium tuberculosis, typically presents with symptoms including a persistent cough, weight loss, fatigue, and fever, as well as night sweats. These symptoms arise as the body's immune system reacts to the bacteria. Night sweats are particularly common and can be a distinctive symptom when assessing someone who has been exposed to TB, like Marsha or the client in the question.