Q: 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.
Concerns are growing over Russian ships that have docked in a once-secret naval base in the Arctic. Military leaders in Norway are nervous about its powerful neighbour's presence on its 'strategically important' coastline following a spike in tensions between Russia and NATO nations. Some experts have criticised the shutting down of Olavsvern Naval Base - a huge complex buried in mountainous terrain near the town of Tromsoe - which has been closed since 2009. But fears have once again peaked after three Russian ships spent the entire winter docked deep within the mountain hideaway which was once a heavily guarded military facility.Three Russian ships that docked in Olavsvern Naval Base for the entire winterBase which was shut down in 2009 is nestled deep inside mountainous regionNorway's military fears Russian presence on 'strategically important' coastline 
 Questions:A former second in command for the Norwegian military said: '_ is a country where the state has a say over all commercial or semi-state business. (A) Russian (B) Arctic (C) Norway (D) NATO (E) Olavsvern Naval Base (F) Tromsoe
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
(A)