Final answer:
The set point theory is rooted in physiology, maintaining a genetically determined ideal weight. The settling point theory includes both physiological aspects and the influence from social and cultural factors. Option b is the most accurate statement.
Step-by-step explanation:
When considering the distinction between the set point and settling point in the context of hunger, eating, and obesity, it's important to distinguish which concept involves physiological aspects and which includes the influence of the social and cultural environment. The set point theory posits that there is a genetically predetermined weight that the body resists changing, largely based on physiological mechanisms. In contrast, the settling point theory is less rigid and takes into account how individual's lifestyle, social, and cultural factors can influence body weight on top of biological factors. Therefore, the most accurate statement would be b. The set point is essentially a physiological concept; the idea of the settling point takes the social and cultural environment into account to a greater extent.