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]: Washington (CNN) The Navy is looking to increase its use of drones that are more and more independent of direct human control despite the concerns of alarmed scientists and inventors over increasing automation in the military. In recent days, Pentagon officials and Navy leaders have spoken about the program and the push to develop more autonomous and intelligent unmanned systems. Secretary of Defense Ash Carter in a speech earlier this month confirmed that the United States was developing "self-driving boats which can network together to do all kinds of missions, from fleet defense to close-in surveillance, without putting sailors at risk."Navy leaders have spoken about the push to develop more autonomous and intelligent unmanned systemsThe Navy's push comes despite critics expressing increasing alarm at further automating drones 
 Question:_ contract aims to equip hundreds of ships with drones.
[EX A]: Navy

[EX Q]: Tampa, Florida (CNN) -- With Texas Gov. Rick Perry threatening to cement his standing atop the national polls, his rivals for the Republican presidential nomination aggressively sought to undermine his conservative credentials on Monday during the first-ever CNN/Tea Party debate in Florida. Perry repeatedly found himself in the crosshairs, as the field of candidates took turns attacking his positions on illegal immigration, Social Security, and his controversial 2007 push to vaccinate Texas schoolgirls against human papillomavirus, a common sexually transmitted disease that can lead to cervical cancer. Minnesota Rep. Michele Bachmann, whose standing among Republicans has slipped dramatically since Perry entered the race, said she was "offended" by Perry's executive order, which included an opt-out provision for parents who did not want the vaccine.NEW: Perry finds himself in the crosshairs as GOP candidates attack his positionsBachmann accuses Perry of helping a drug company through a vaccination orderRomney on Perry: Being dealt aces does not make a good poker playerPerry calls for Social Security reform but drops "Ponzi scheme" label 
 Question:_ and Perry squared off on the vaccination situation, with Bachmann saying, "We cannot forget that in the midst of this executive order there's a big drug company that made millions of dollars because of this."
[EX A]: Michele Bachmann

[EX Q]: Washington (CNN) Diplomatic relations between the U.S. and Russia began to unravel after Moscow said Saturday it had expelled two American diplomats and the U.S. revealed it had tossed two Russians in response to an attack on one of its personnel. "On June 17, we expelled two Russian officials from the United States to respond to this attack," State Department spokesman John Kirby told CNN, referring to an American diplomat who the spokesman said "was attacked by a Russian policeman" while trying to enter the U.S. embassy last month in Moscow. Russia revealed Saturday it had responded in kind. According to Russian State News Agency Sputnik, Deputy Foreign Minister Sergei Ryabkov said two Americans were declared persona non grata after an "unfriendly move" by the U.S. that was not specified.A Russian officials said two Americans were expelled after an "unfriendly move" by the U.S. that was not specifiedThe diplomatic incident comes after several recent military close calls between Russia and the United States 
 Question:The _ embassy in the U.S. did not have any immediate comment Saturday.
[EX A]:
Russia