The Mongols invaded Korea, known as Goryeo at the time, on several occasions between the years of 1231 and 1270. Which statement is true of those invasions? A.
The Mongols lost nearly all of their soldiers to a superior Korean army.
B.
Korea was ruled by the Mongol Yuan Dynasty for many years.
C.
Korea defeated the Mongols with the help of the Chinese military.
D.
The Mongol forces were destroyed by a typhoon off the Korean coast.

Correct answer is B.  Korea was ruled by the Mongol Yuan Dynasty for many years.

Explanation:

Explanation: Option B is correct as after many military campaigns the Yuan Dynasty managed to conquer Korea and ruled there for 80 years.

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

hope this !

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