Consumers affect which goods and services are produced by the gains of money of the good and services. Some good and services sell better than other and that helps .
In 1922, the U.S.-driven Washington Naval Conference resulted in the Nine-Power Treaty reaffirming the Open Door principles. In reaction to the Mukden Incident of 1931 in Manchuria and the Second Sino-Japanese War between China and Japan in 1937, the United States intensified its support of the Open Door Policy.
On a map its called a key
Reflex
reflexes are involuntary and automatic responses to stimuli