Which were provisions of the open door policy? check all that apply.

all foreign countries had to pay taxes equally.
foreign countries with spheres of influence in china were exempt from taxes.
only the chinese government could collect tariffs on trade.
countries with a sphere of influence should maintain free access to their ports.
the united states would oversee the continuance of the open door policy.

The correct answers are A) All foreign countries had to pay taxes equally, C) only the Chinese government could collect tariffs on trade, and D) Countries with a sphere of influence should maintain free access to their ports.

The provisions of the Open Door policy were the following: All foreign countries had to pay taxes equally, only the Chinese government could collect tariffs on trade, and countries with a sphere of influence should maintain free access to their ports.

The Open Door policy represented the foundation of the foreign policy of the United States in Eastern Asia. The government of the United States issued a policy to protect equal chances of trade with China in 1899 and 1900 and to also protect the interests of this Asian country. This policy was approved by France, Great Britain, Japan, Germany, Russia, and Italy.

it required the unanimous approval of the states before the congress could enact any measure.