Triple

Target entity: Roscosmos (major state customer and overseer)
Context triple: [RKK Energia, parentOrganization, Roscosmos (major state customer and overseer)]

• A. Roscosmos chosen
  Roscosmos is the Russian state corporation responsible for the country’s space science program and general aerospace research, including human spaceflight and satellite launches.
• B. cosmonaut corps of Russia
  The cosmonaut corps of Russia is the professional group of highly trained spacefarers selected and prepared by the Russian space program to conduct crewed missions in Earth orbit and beyond.
• C. Russian Federal Space Program
  The Russian Federal Space Program is Russia's state-run initiative overseeing the development, launch, and operation of the nation's civil and military space activities, including spacecraft, launch vehicles, and space exploration missions.
• D. Khrunichev State Research and Production Space Center
  Khrunichev State Research and Production Space Center is a major Russian aerospace manufacturer and spaceflight research organization known for developing and producing launch vehicles and spacecraft.
• E. Almaz Central Design Bureau
  Almaz Central Design Bureau is a Russian defense design organization best known for developing advanced surface-to-air missile systems and air defense technologies.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.