In most cases animals get aggressive (D) in the habitation.
Answer:
thoracic cavity
Explanation:
The thoracic cavity is separated from the abdominopelvic cavity by the diaphragm. The thoracic cavity is further separated into the pleural cavity which contains the lungs and the superior mediastinum which includes the pericardial (heart) cavity.
The statement about bipolar disorder which is true would be that periods of depression usually last longer than do periods of mania - b. This, however, is dependant on the person and whether/how he has been diagnosed and in which time of lie as it may vary.