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]: George W. Bush went home to Texas nearly six years ago, but the nation is still working through the contentious national security legacy he left behind. A hotly disputed Senate report on the CIA's brutal interrogation tactics is tearing open barely healed political wounds first opened after the September 11, 2001, attacks. The report found CIA tactics were more brutal than previously known and accused the agency of keeping the Bush White House and Congress in the dark about them. The questions raised by the Intelligence Committee's document -- about how to wage a relentless war on terrorism within constitutional and moral constraints -- seem as intense as ever.Bush anti-terror legacy still contested six years after he left officeObama warns against refighting old argumentsMcCain: the American people 'need answers'Obama's own 'war on terror' tactics in question 
 Questions:His remarks were particularly notable because Obama defeated _ in 2008 in an election that served as a rejection of Bush's national security leadership. (A) George W. Bush (B) Texas (C) Senate (D) CIA (E) Bush White House (F) Congress (G) Intelligence Committee (H) Bush (I) Obama (J) McCain (K) American
[A]: (J)


[Q]: The Dawn spacecraft has captured amazing new images of the mystery bright spots on the dwarf planet Ceres, which continue to baffle scientists. In particular, the images show the brightest spot and its companion standing out against the darker surroundings. But experts are still at a loss to explain the composition and source of the bright spots. Scroll down for video Nasa scientists in California have revealed new images of the dwarf planet Ceres. They reveal new views of the two brightest spots in a crater (shown). However, scientists are still not able to explain what they are. Dawn will begin its first science orbit around Ceres on 23 AprilNasa scientists in California reveal new images of dwarf planet CeresThey show new views of the two brightest spots in a craterHowever, scientists are still not able to explain what they areDawn will begin its first science orbit around Ceres on 23 April 
 Questions:‘The approach imaging campaign has completed successfully by giving us a preliminary, tantalising view of the world _ is about to start exploring in detail. (A) Dawn (B) Ceres (C) Nasa (D) California
[A]: (A)


[Q]: (CNN) Deputy White House Chief of Staff Rick Dearborn will leave the administration early next year, CNN has learned, and is expected to pursue work in the private sector. His departure has been rumored for weeks, and sources familiar with the matter say he has been privately telling his West Wing colleagues that he would likely leave soon. Dearborn had a wide portfolio in the White House and oversaw its political operation, public outreach and legislative affairs. He saw the passage of the sweeping Republican tax bill as his time to leave, sources familiar with his move tell CNN. His exit comes as the White House is steeling itself for a string of departures once President Donald Trump hits the one-year mark in office. It was reported earlier this month that Dina Powell, the deputy national security adviser, is also expected to leave. The Wall Street Journal was the first to report on Dearborn's departure.Deputy White House Chief of Staff Rick Dearborn will leave the administration early next year, CNN has learnedHis departure has been rumored for weeks 
 Questions:With Dearborn's departure, most have either left or become _ loyalists. (A) White House (B) Rick Dearborn (C) CNN (D) West Wing (E) Dearborn (F) Republican (G) Donald Trump (H) Dina Powell (I) The Wall Street Journal
[A]:
(G)