Triple

Target entity: Ракетные войска стратегического назначения СССР
Context triple: [РВСН, precededBy, Ракетные войска стратегического назначения СССР]

• A. Strategic Missile Forces of the Russian Federation
  The Strategic Missile Forces of the Russian Federation are the branch of Russia’s armed forces responsible for land-based intercontinental ballistic missiles and the core of the country’s nuclear deterrent.
• B. Soviet Strategic Rocket Forces chosen
  The Soviet Strategic Rocket Forces were the branch of the Soviet Armed Forces responsible for land-based intercontinental ballistic missiles and formed the core of the USSR’s nuclear deterrent during the Cold War.
• C. R-11 Zemlya missile program
  The R-11 Zemlya missile program was an early Soviet short-range ballistic missile development effort that laid groundwork for later tactical and strategic missile systems.
• D. R-5 missile
  The R-5 missile was an early Soviet medium-range ballistic missile that played a key role in the development of the USSR’s strategic rocket forces during the Cold War.
• E. R-14 Chusovaya missile
  The R-14 Chusovaya missile was a Soviet intermediate-range ballistic missile deployed during the Cold War, notably associated with the strategic nuclear buildup that led to the Cuban Missile Crisis.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.