Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Open Door Policy in China | Statement: [American imperialism, hasKeyEvent, Open Door Policy in China]

Target entity: Open Door Policy in China
Context triple: [American imperialism, hasKeyEvent, Open Door Policy in China]

• A. Open Door policy chosen
  The Open Door policy was a late 19th- and early 20th-century U.S. diplomatic doctrine calling for equal trading rights for all foreign nations in China and the preservation of Chinese territorial and administrative integrity.
• B. Sino–American rapprochement
  Sino–American rapprochement was the early 1970s thaw and normalization of relations between the United States and the People’s Republic of China, marked by events like Nixon’s 1972 visit to Beijing and driven in part by shared strategic concerns about the Soviet Union.
• C. Three Noes policy toward mainland China
  The Three Noes policy toward mainland China was a Cold War–era stance of the Republic of China under Chiang Ching-kuo that rejected contact, negotiation, and compromise with the Chinese Communist government.
• D. Scramble for concessions in China
  The Scramble for concessions in China was a late 19th-century period when major foreign powers aggressively carved out spheres of influence and secured special rights in China, undermining Chinese sovereignty and setting the stage for later international policies like the Open Door policy.
• E. Reform and Opening-Up
  Reform and Opening-Up was a transformative series of economic and social reforms in China that shifted the country toward a market-oriented economy and greater engagement with the global community starting in the late 1970s.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.