The doctrine the maintains that the state should not intervene in economics is called

Laissez-faire.

Explanation:

It is a French expression that means "let do, let pass." It´s a doctrine that advocates a restricted role of the government in the economy. Government should limit to keeping peace and protect property. Initiative must be left to individuals. In practical terms, it means letting the market do its work.

b. he is right

hope he u

is there even a question here? you seem to have the answer and there is no quote to look at.