The correct answer is A. Ethics.
Ethics is a branch of philosophy that deals with morality and the principles of right and wrong. It is concerned with the moral values that guide our actions and decisions.
Business is a system or activity involving the production, sale, and exchange of goods and services. It is not concerned with moral values.
Profit is the financial gain that a company makes from its business activities. It is not concerned with moral values.
Loss is the financial loss that a company makes from its business activities. It is not concerned with moral values.