Is there an option for the President? Cause that’s who the leader of the executive branch is.
China, as a Communist country, uses a self-described "socialist market economy". It is the second-largest economy in the world.
I think the correct answer from the choices listed above is the second option. The strongest factor of motivation in industrial production is competition. It is what makes an industry to move forward and be able to progress. But competition is not only present in industries, it also a motivation of most people. Hope this helps.
Tariffs is the answer, Tariffs are usually levied by domestic governments to protect new industries against foreign competition, to protect aging industries against foreign competition, to protect against foreign companies offering their products for a price lower than their costs and to raise revenue.