B increase physical activity
Answer:
Generally, answer B would be the right one.
Explanation:
[source;https://www.healthline.com/health/eating-disorders-causes-risk-factors]
"The exact cause of eating disorders is unknown. However, many doctors believe that a combination of genetic, physical, social, and psychological factors may contribute to the development of an eating disorder.
For instance, researchTrusted Source suggests that serotoninTrusted Source may influence eating behaviors. Serotonin is a naturally-occurring brain chemical that regulates mood, learning, and sleep, as well as other functions.
Societal pressure can also contribute to eating disorders. Success and personal worth are often equated with physical beauty and a slim physique, especially in Western culture. The desire to succeed or feel accepted may fuel behaviors associated with eating disorders,"
The answer is most likely than, it is because the poor does not acquire large sum of money where in they could use to ensure safety in terms of their health. Such as having enough money to have regular check ups, vaccines or medicine. They would likely spend the money that they acquire to food and shelter because it is more essential to them. That is why they are prone to have or acquire diseases than the affluent.
Answer:
The group that received the placebo is the control group.
Explanation:
This group is known as the control group.