Answer:
The doctor is angry at the narrator for faking his illness.
Explanation:
From the excerpt of "Homesickness", there is a dialogue between two people; a doctor and a patient, who is revealed to be his son and narrator. From the dialogue, the narrator is faking an illness and is anxious about what the doctor will tell his school as an excuse and the doctor replies that he would cover up for him.
The doctor is angry with the narrator for faking his illness to avoid school but agrees to cover for him by telling his school he has a severe case of a stomach infection.
