<span> form of government that favors a central government exercising all or most political authority is: a unitary form
This form of government is very similar to Communist form of Government. In unitary form, the central government has the power to took over all trading organization without any form of compensation, leaving the private sector with basically no power or influence</span>
Answer:
The Battle of Marathon was significant because it proved to the Greeks that the Persians were not 'invincible', which boosted the moral of the Greek troops, increasing their confidence to incline themselves in a common cause if the Persian attacked again (which they would)
Explanation:
Gunpowder was invented by the Chinese, so the answer to your only question is A: Chinese.