Answer:
D. "whenever my patient begins to count the carriages in her funeral procession I subtract 50 percent from the curative power of medicines." (Paragraph 11)
Explanation:
In the story the character Johnsy when she gets pneumonia she makes her mind that she was going to dies. The doctor who was treating said to her friend Sue who lived with Johnsy that if a patient does not have the inclination to live, then he would subtract 50 percent from the curative power of medicines, implying medicines alone would not help for a ptient's recovery. The inclination to live and fight the sickness along with medicines is what cures a patient.