State and market. According to the text, what is the best way to achieve an efficient system of production and distribution of goods and services?

The best way to achieve an efficient system of production and distribution of goods and services is to promote internal and external competition, granting incentives that release the forces of entrepreneurship and technological progress.
The best way to achieve an efficient system of production and distribution of goods and services is to invest in infrastructure and ensure access to essential services for the poorest sectors of the population.
The best way to achieve an efficient system of production and distribution of goods and services is to combine import substitution with an acceleration of industrial development promoted by the government.
a) Only I is correct.
b) Only II is correct.
c) Only III is correct.
d) I and II are correct.
e) II and III are correct.