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 answer is A - Grasp the fin tip of the affected leg and pull towards you while straightening the leg. This stretches the calf muscle.
Prejudice is the option B, a negative and unjustly formed opinion, usually against people of a different racial, religious, or cultural group.
The control group is usually the group in which none of their variables are changed. This group is used in order to compare it with the outcomes of the other groups.
