Which statement about the purpose of the open door notes is true?

a. they were meant to protect u. s. business interests in china.

b. they were meant to stop japanese aggression in china

c. they were meant to support missionary activity in china.

d. they were meant to increase trade with central america.

A. They were meant to protect U.S. business interests in China.

In 1899 and 1900, the Open Door policy was a declaration of laws inaugurated by the United States. It requested for the certainty of similar opportunities for all nations dealing with China and for the assistance of Chinese provincial and organizational sovereignty. The agreement promised fair trade arrangements with European nations and the US. The Open Door Policy was proclaimed by the US as business was progressing in China.

i beleive its 1)aids

sorry i really dont know