THE ANSWER IS C mostly and if thats incorrect its probably the last one btw i like your username itss cool:)
The answer would be B.. Market
Market Economic system is an economy in which The decisions regarding any economic activity are based on market's supply and demand.
Unlike in command economic system where the government will tell their citizens exactly what to produce and what to sell, Market Economic system provided a free environment for the citizen to do whatever they want.
NB : Japan's industrialized free market economy is the second largest in the world
Answer:
I believe the answer is C.
A Sea because thats how it expand better