<span>Good Morning!
Hoover first worked at the Library of Congress and before joining the FBI he was an employee of the State Department of Justice.
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Answer:
Option B: It withdrew from Open Door agreements with China.
Explanation:
The Open Door policy was a statement of principles initiated by the United States in 1899 and 1900. It called for protection of equal privileges for all countries trading with China and for the support of Chinese territorial and administrative integrity.
