In the Root-Takahira agreement of 1908,
a)the Japanese government agreed to limit the number of Japanese immigrant laborers entering the US
b)the US and Japan agreed to respect each other's territorial goldings in the Pacific
c)the US agreed to accept a Japanese sphere of influence in China
d)the Japanese agreed to accept the segregation of Japanese children in California schools in return for the US' recognition of control of Korea
e)Japan agreed to accept US control of the Philippines in exchange for Japanese domination of Manchuria