I believe the answer is E
Answer: Ghrelin Hormone
Explanation:
Ghrelin hormone is a hormone produced by the stomach and is termed a hunger stimulant.
Ghrelin hormone promotes responses to food and food related odours.
Ghrelin hormone also controls the extent to which the brain reacts to food-related cues and is a major factor in heightened response to food cues.
Based on the given assessment above and the signs and symptoms, having fever and cough plus rales and increased tactile fremitus are main indicators of PNEUMONIA. It is considered as an infection which results to fever. Hope this answers your question.