Answer:
Option A is correct
Heart and Blood Vessels are the parts of the circulatory system.
Answer:
Emotional Well Being = the quality of a person's everyday experience such as joy, fascination, anxiety, sadness, anger, and affection. Life Evaluation = a person's thoughts about his or her life (on a longer time scale). These measure different things; they are not just measures of the same thing.
3) fatigue
4) meditation
5) alarm
Gangrene is definitely not a common symptom.