Answer: Social class
Explanation:
Social class refers to a category of people who have similarities in financial status and social attributes. By social attributes, they could be in same social club, or same religious body.
Accommodating negotiators are the direct opposite of competitive negotiators. They focus on preserving relationships and building a friendly rapport by sacrificing some of their company's interests in favor of the opposite party's interests
I think the answer is B because why would anyone care if he made money or not. Also i think it because the others don't seem right. Hope i'm not to late.