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.
One example: 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
Solution is here: (F)
Explanation: This is a good example. Based on the passage, any cubs will return to China at the age of two

Now, solve this: (CNN) The US is investigating whether Russia was involved in the chemical attack in Syria that prompted President Donald Trump to launch the first direct military assault against the Assad regime. The Pentagon is looking for any evidence that the Russian government knew about or was complicit in the attack in Idlib province that killed at least 80 people and injured dozens more, a senior US defense official said. When CNN asked about US allegations that Russia may be complicit, Kremlin spokesman Dmitry Peskov replied via text message, "That is not true." World leaders were sharply divided on the the missile bombardment of the Shayrat airfield, believed by the US to be the base for warplanes that carried out the chemical attack on a rebel-held town on Tuesday."This is not true," Kremlin spokesman says of US allegationsAttack killed at least 80 people and injured dozens 
 Questions:Russia earlier this week denied a chemical weapons attack took place in _. (A) US (B) Russia (C) Syria (D) Donald Trump (E) Assad (F) Pentagon (G) Russian (H) Idlib (I) CNN (J) Kremlin (K) Dmitry Peskov (L) Shayrat
Solution:
(C)