Answer:
Health Maintenance Organization (HMO) Plans.
Preferred Provider Organization (PPO) Plans.
Private Fee-for-Service (PFFS) Plans.
Special Needs Plans (SNPs)
Explanation:
The right answer is digestive. Cause when you hear gallstone it is digestion most of the time.
Answer:
d) correlational research
Explanation:
Because of the number of people in this study, researches have enough evidence for settle a relation among helping in different situations.
Correlational studies, are used in psychology to relate two or more variables. In this case, how is the behavior or disponibility of men and women in front of different events like helping animals, people in street, people in danger, etc.