Definition: 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].
Input: (CNN) Russia, of late, has been demonstrating not only increased confidence in its own abilities and capabilities, but also a sense of urgency in being as well prepared as possible for open conflict. Russia's ramping up of hostile actions reflects not so much a disregard for its international reputation, as some commentators have suggested, as an urgent concern in Moscow at the prospect of impending conflict with the West. Each week brings startling new evidence of Russia's lack of restraint in pursuing its own security agenda. Opinions differ on the underlying objectives, but it is almost always a mistake to look for a single reason for Russian actions.Keir Giles: Each week brings new evidence of Russia's lack of restraint in pursuing its own security agendaRussia sees that it is already in conflict with the West in every domain except direct and deliberate military clashes, he says 
 Question:The move to overt, even blatant, intelligence gathering and probing for vulnerabilities has led to the activities of _ hackers, spies, submarines and satellites that previously were conducted in deep secrecy now being commonly reported in open media.

Russia