The correct answer is: D. All of them.
Pathology is the branch of medicine that deals with the study of disease. It is a broad field that includes the study of the causes, development, and effects of disease. Pathologists use their knowledge of disease to diagnose, treat, and prevent disease.
The nature of disease refers to the underlying cause of the disease. For example, the nature of cancer is the uncontrolled growth of cells.
The development of disease refers to the progression of the disease over time. For example, the development of cancer can be divided into stages, from the initial growth of abnormal cells to the spread of cancer to other parts of the body.
The control of disease refers to the prevention and treatment of disease. For example, the control of cancer can include early detection, surgery, chemotherapy, and radiation therapy.
Pathology is a vital part of medicine. It is essential for the diagnosis, treatment, and prevention of disease.