Concept:A partnership is a business relationship between two or more persons who join together to earn profit.
Explanation:The definition of partnership is exactly "the relationship which subsists between persons carrying on a business with a view to profit."
In a partnership, the partners share profits, losses, and management responsibilities.
A cooperative society mainly aims at mutual welfare rather than profit.
A public limited company is a separate legal entity owned by many shareholders.
A credit union is a cooperative financial institution for savings and loans.
Therefore, the definition given in the question describes a partnership.
Answer:B. partnership