Triple

Target entity: Lebensraum doctrine
Context triple: [Nazi war aims, ideology, Lebensraum doctrine]

• A. Lebensraum chosen
  Lebensraum was a Nazi ideological concept advocating territorial expansion into Eastern Europe to secure "living space" for Germans through conquest, displacement, and genocide.
• B. Hallstein Doctrine
  The Hallstein Doctrine was a Cold War-era West German foreign policy that refused diplomatic relations with any country (except the USSR) that recognized East Germany as a sovereign state.
• C. Morgenthau Plan
  The Morgenthau Plan was a controversial World War II-era proposal to deindustrialize Germany and transform it into a primarily agrarian society to prevent it from ever again becoming a military threat.
• D. Slobodkin
  Slobodkin is a surname most notably associated with Lawrence B. Slobodkin, an influential American ecologist and pioneer in modern ecological theory.
• E. Japanese Nanshin-ron (Southern Expansion Doctrine)
  Japanese Nanshin-ron (Southern Expansion Doctrine) was an Imperial Japanese strategic policy that advocated southward expansion into Southeast Asia and the Pacific to secure resources and regional dominance, in contrast to a northern advance against the Soviet Union.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.