You will be given a definition of a task first, then some input of the task.
In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.

Traitor Edward Snowden has revealed he did not read all the top-secret intelligence documents he leaked – a move which put lives at risk from terrorists. In a television interview the fugitive squirmed as he admitted only ‘evaluating’ the files stolen from GCHQ and the US National Security Agency. The former US spy also acknowledged there had been a ‘f***-up’ when newspapers that were handed the classified material failed to redact sensitive details exposing operations against Al Qaeda. Scroll down for video Last Week Tonight host John Oliver flew to Moscow to grill Edward Snowden about the leaking of 'harmful' documents and asks him to explain why he did itBritish comedian travelled to Moscow to interview the whistleblowerQuestions why the former CIA systems administrator leaked the filesGets him to explain the security threat in the context of nude picturesDescribes Snowden as America's most famous 'hero and/or traitor'Snowden, at moments, is stunned into silence by the line of questioning 
 Questions:_ (cuts in): Especially when you’re handling material like we know you’re handling. (A) Edward Snowden (B) GCHQ (C) US National Security Agency (D) US (E) Al Qaeda (F) John Oliver (G) Moscow (H) British (I) CIA (J) Snowden (K) America
Output:
(F)