Directions: Read the text below and answer questions 33 to 48 according to it.
The second paragraph of the text states that
- A social isolation happens as a result of physical effort and medical treatments.
- B radiation and chemotherapy prove to be ineffective for cancer treatment.
- C there may be a relation between kinds of disease as well as their symptoms.
- D dizziness and bowel disturbances could be caused by different tunes.