Specialization can help a country's economy by: O A. increasing the cost of its voluntary exchanges.

B. increasing its level of self-sufficiency.

C. reducing its overall opportunity costs.

O D. reducing the level of division in its labor force.

Specialization can help a country's economy by reducing its overall opportunity costs.

specialization can be regarded as the the process of mastering a particular field and become  expert in a particular subject or skill.

Therefore, option C is correct because Specialization reduces its overall opportunity costs.

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The answer is "Option C"

Explanation:

The specialization would benefit the economy by calculating the operating expense of its opportunity, as more focus, it spends on even a task the stronger it is, which ensures that less time and money is required to produce a good. Conversely, the very same cash enables the production of even more resources at the very same moment.

c it says nothing about connecting those 2 seas.