The Central Assumptions of Economics That Form a Basis for Positive

The central assumptions of economics that form a basis for Positive Accounting Theory are that:

A) All individual action is driven by self-interest and individuals will act in an opportunistic manner.
B) All individuals are entrepreneurial and will act in an opportunistic manner.
C) Individuals co-operate in groups to form markets for the benefit of everyone.
D) There is a moral code that guides the behaviour of individuals to operate efficient markets.
E) None of the given Answers.