Answer:
C would be the best answer.
Answer:
They pursued a policy of isolationism.
Explanation:
They no longer traded with anyone, and sought to become self sufficient. This led to the Opium Wars, and after the war Britain made China open its ports to western ships AND they got Hong Kong.
The 38th parallel is a “popular name given to latitude 38° N that in East Asia roughly demarcates North Korea and South Korea.” (Source: Britannica.com)
Economic productivity has declined in some countries as a result of : Bubonic Plaque
In the past, Bubonic plaque manage to kill about 25 - 30 % of the world population, these greatly decrease the number of workers that could contribute to production activity and reduce Overall economic productivity in several countries