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. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

[EX Q]: (CNN) When Peter MacDonald, Fleming Begaye and Thomas Begay joined the elite fraternity of Navajo Code Talkers during World War II, they had no idea what they were getting into. That was by design. The top-secret program they joined wouldn't even be declassified until more than two decades later -- long after the secret Navajo code language had played a vital role in the American war effort. All they knew at the time was that the Marines were recruiting and needed help from the Navajo people. "So we all volunteered. That's how he went in, that's how he went in, that's how I went in," said MacDonald, now 90, of his two comrades. MacDonald, Begaye and Begay were at the White House on Monday to receive praise for their service.The Navajo Code Talkers used their native language to invent a secret military codeThe code was vital to the US victory in the Pacific in World War II 
 Question:But the Navajo language's syntax and linguistics are particularly tricky for non-_, and it is not written.
[EX A]: Navajo Code Talkers

[EX Q]: Washington (CNN) President Donald Trump on Wednesday blamed his former campaign rival, Hillary Clinton, and her husband, former President Bill Clinton, for the North Korean nuclear crisis. "After allowing North Korea to research and build Nukes while Secretary of State (Bill C also), Crooked Hillary now criticizes," Trump tweeted. Trump was apparently referring to Clinton's criticism of his United Nations address on Tuesday night during an appearance on CBS's "The Late Show" with Stephen Colbert. Clinton hit Trump for being "dark" and "dangerous" about the message he presented, adding he should approach the tension with North Korea with diplomacy. Trump to UN: 'Rocket Man is on a suicide mission'Trump blamed Clinton for the situation in North KoreaClinton slammed Trump on CBS's "The Late Show" 
 Question:Trump delivered Tuesday a doomsday warning to _ in his UN address and mocked its young leader.
[EX A]: North Korean

[EX Q]: The most senior Republican leader today rebuked Donald Trump over his call to bar Muslims from entering the US. Speaker Paul Ryan broke a self-imposed silence on the race for his party's presidential candidacy to condemn the Republican front-runner's call saying it was 'not what this party stands for and more importantly it's not what this country stands for'. Ryan spoke hours after a defiant Trump doubled down in a series of morning television show interviews, saying the country was 'at war' and could not afford another 9/11. The Republican presidential hopeful phoned three morning television shows to defend his call - and claimed he was making 'making us look strong'.Speak Paul Ryan, most senior figure in party, publicly rebuked Trump for Muslim entry-ban plan and told Congress members not to back itRepublican presidential candidate did back-to-back-interviews after condemnation for his plan to ban all Muslims from entering USTrump was asked if he minded being compared to Hitler as one newspaper did today but rejected the comparisonInstead said he was doing like FDR, who interned Japanese-Americans in their thousandsSlew of condemnation from his own party, Democrats and abroad has hit Trump – but he said: ‘I’m making us look strong.’White House said it 'disqualified' him from being president (and mocked his hair) while Republican opponent Jeb Bush called it ‘unhinged’See more of the latest news on Trump's call for a Muslim entry-ban plan 
 Question:'The _ campaign for months now has had a dustbin-of-history-like quality to it, from the vacuous sloganeering, to the outright lies, to even the fake hair, the whole carnival barker routine that we've seen for some time now,' he said.
[EX A]:
Donald Trump

