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.

[Q]: Ottawa, Canada (CNN) What's going on with Justin Trudeau? Since his surprising election last October, Trudeau has enjoyed soaring popularity as the young, hip, progressive Prime Minister of Canada. Blessed with charm, good looks, a name and a photogenic family, he has become an overnight international celebrity. Promising "sunny ways" after a decade of the divisive politics of Stephen Harper and his Conservatives, Trudeau and his Liberals have proclaimed a new tone of civility in Parliament in their seven months in office. But all that dissolved on the floor of the House of Commons Wednesday in a fracas both unseemly and unprecedented. At the center was a less saintly Trudeau: petulant, impatient and later, embarrassed and "unreservedly" apologetic.Andrew Cohen: Canadian Prime Minister involved in a parliament fracas that has some questioning his maturity for jobCohen: He apologized, but popular PM has lost his shine; has learned early lesson on governing, discipline, the scrutiny of celebrity 
 Questions:"I apologize to my colleagues, to the _ as a whole and to you, Mr. Speaker, for failing to live up to a higher standard of behavior," he said Thursday. (A) Ottawa (B) Canada (C) CNN (D) Justin Trudeau (E) Trudeau (F) Stephen Harper (G) Conservatives (H) Liberals (I) House of Commons (J) Andrew Cohen (K) Canadian (L) Cohen
[A]: (I)


[Q]: NEW YORK (CNN) -- John McCain has learned his lesson: Don't ever cancel on David Letterman. Appearing on CBS' "Late Show with David Letterman" Thursday, the Republican presidential candidate apologized for skipping out on a scheduled visit in September that Letterman later made the subject of an ongoing joke. "I screwed up," McCain told Letterman more than once in the interview that aired Thursday night. McCain's appearance on the show comes three weeks after he raised the ire of the generally mild-mannered host by canceling at the last minute, citing his decision to suspend his presidential campaign because of the financial crisis."I screwed up," John McCain tells David Letterman for canceling scheduled visitLetterman used McCain's no-show as subject of ongoing jokeMcCain also discussed Sarah Palin, Obama's ties to 1960s' radical William Ayers 
 Questions:When Letterman asked McCain about Palin's charge that _ "palled around with terrorists," the senator said "he did." (A) NEW YORK (B) CNN (C) John McCain (D) David Letterman (E) CBS (F) Late Show (G) Republican (H) Letterman (I) McCain (J) Sarah Palin (K) Obama (L) William Ayers
[A]: (K)


[Q]: Near Simferopol, Ukraine (CNN) -- In the wake of Russia's invasion of Crimea, the mood here Tuesday was tense, but the streets appeared eerily calm. Ukraine's Crimea region has become the flashpoint in a geopolitical crisis that has embroiled London, Washington, the United Nations and NATO. In the days since they crossed the border into this strategically important peninsula on the Black Sea, Russian forces have surrounded 10 Ukrainian military bases -- 16,000 troops in the past week, according to Ukrainian officials. There has been no fighting -- or loss of life -- but there were ample signs of preparation.NEW: A supporter of Ukrainian forces says talks, not fights, will solve problemsRumor, confusion and outlandish claims mix freely in Crimea's capital"Mother, I'm sorry I had to go," reads poem at memorial in Kiev's Independence SquareProtesters in Kiev say they are outraged, willing to fight Russian troops 
 Questions:They say they relish the prospect of a referendum this month that could see _ "decoupled" from Ukraine. (A) Simferopol (B) Ukraine (C) CNN (D) Russia (E) Crimea (F) London (G) Washington (H) United Nations (I) NATO (J) Black Sea (K) Russian (L) Ukrainian (M) Kiev (N) Independence Square
[A]:
(E)