Answer:
The correct option here is option D) Mercantilism.
Step-by-step explanation:
Mercantilism was a type of economic theory which was practiced around 16th - 18th century , that was based on a idea that a country's wealth and power could well be increased by increasing the exports and decreasing the imports, thus overall increasing the the trade.
This theory promotes that government should regulations on the country's economy to serve the purpose of augmenting state of power at the cost of rival country's powers. This is the same policy that China is using against U.S. in their favor to increase their monetary reserves , through a positive balance of trade.