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.

Example input: For four years we have waited expectantly for the pitter patter of tiny paws. Soon, that wait could finally be over. Tian Tian, the UK's only female giant panda, has conceived and could give birth to a cub as early as August. However Edinburgh Zoo, where the pandas live, have warned people 'not to get too excited' as the process is 'extremely complex'. Moreover, on the two previous occasions keepers inseminated Tian Tian - whose name means 'Sweetie' - she has failed to produce a panda cub. She was artificially inseminated again in March this year, but keepers at the zoo say implantation - when a fertilised egg attaches to the uterus - has not yet occurred.Tian Tian has conceived and could give birth to a cub as early as AugustShe has been inseminated twice before but so far failed to produce a cubTian Tian and Yang Guang arrived in 2011 from China to great fanfareOn loan at £600k a year, became first giant pandas to live in UK for 17 years 
 Questions:Under the terms of the agreement any cubs will return to _ at the age of two, the age at which they would normally leave their mother in the wild. (A) Tian Tian (B) UK (C) Edinburgh Zoo (D) Sweetie (E) Yang Guang (F) China
Example output: (F)
Example explanation: This is a good example. Based on the passage, any cubs will return to China at the age of two
Q: Tokyo (CNN)As the deadline imposed by ISIS approached, the mother of one of two Japanese men held by the militant group begged for her son's life. "To all members of ISIS, Kenji [Goto] is not the enemy of ISIS. Please release him," Junko Ishido, Goto's mother, said in a statement Thursday. "There is so little time left before the deadline." ISIS has threatened in a video released Tuesday to kill two Japanese citizens, Goto and Haruna Yukawa, if it doesn't receive $200 million in ransom from the Japanese government. Time is of the essence: the Japanese government says it estimates ISIS' ultimatum will expire at 2:50 p.m. Friday, Tokyo time (12:50 a.m. ET Friday).Mother of hostage sends message to ISIS: "Please release him"Japan has said it would try to talk to ISIS through third parties about the two hostagesISIS' deadline for Japan to pay $200 million ransom is believed to expire Friday 
 Questions:Leading Japanese news organizations have reported, citing unidentified government sources, that _'s wife got an e-mail in December from someone demanding $8 million to $16 million for her husband's return. (A) Tokyo (B) CNN (C) ISIS (D) Japanese (E) Kenji (F) Goto (G) Junko Ishido (H) Haruna Yukawa (I) Japan
A:
(F)