Question: Naval Submarine Base Bangor has merged into which Washington state Navy base?

Context paragraphs:
Submarine Group 2: Submarine Group 2 was a command of the United States Navy from 1965 to 2014.  It was headquartered at the Naval Submarine Base New London in Groton, Connecticut and was a subordinate command of Commander, Naval Submarine Force Atlantic (SUBLANT).  Prior to the mid-1970s, it was designated Submarine Flotilla Two.

Robert Croft (diver): Robert Croft is a free-diver who, in 1967, became the first person to free-dive beyond the depth of 200 feet.  Croft was a US Navy diving instructor in 1962 at the US Naval Submarine Base New London submarine school in Groton, Connecticut.  At the submarine escape training tank, instructors train prospective submariners how to escape from a disabled submarine, which could be resting on the sea bottom.

Naval Submarine Base Bangor: Naval Submarine Base Bangor is a former submarine base of the United States Navy that was merged with Naval Station Bremerton into Naval Base Kitsap in 2004.

Naval Base Kitsap: Naval Base Kitsap is a U.S. Navy base located on the Kitsap Peninsula in Washington state.  It was created in 2004 by merging the former Naval Station Bremerton with Naval Submarine Base Bangor.  The Mission of Naval Base Kitsap is to serve as the home base for the Navy’s fleet throughout West Puget Sound and to provide base operating services, including support for both surface ships and Fleet Ballistic Missile and other nuclear submarines having their home ports at Bremerton and Bangor.

Karachi Naval Dockyard: The Karachi Naval Dockyard, also refers as PN Dockyard, is a naval submarine base located adjacent to the commercial Karachi Shipyard and the PNS Qasim.  The Submarine base is the only submarine construction base for the Pakistan Navy.

Georgia State Route 40: State Route 40 (SR 40) is a 30.46 mi state highway in the southeast part of the U.S. state of Georgia.  The highway travels from US 1/US 23/US 301/SR 4/SR 15 in Folkston east to Church Street in St. Marys.  SR 40 is the primary east–west highway of eastern Charlton County and southern Camden County.  The highway connects Folkston and St. Marys with Kingsland, where the route meets Interstate 95 (I-95) and US 17/SR 25.  SR 40 also serves as the majority of the route from I-95 to Naval Submarine Base Kings Bay and Cumberland Island National Seashore.  SR 40 has a pair of auxiliary routes: a connector route in Folkston and a spur route in St. Marys that provides access to the submarine base and Crooked River State Park.

Basic Enlisted Submarine School: Basic Enlisted Submarine School (BESS) is the U.S. Navy's submarine training school for enlisted sailors.  Located on Naval Submarine Base New London (NAVSUBASE NLON) in Groton, New London County, Connecticut, the school is an eight-week introduction to the basic theory, construction and operation of nuclear-powered submarines.  The course includes instruction on shipboard organization, submarine safety and escape procedures.  This program requires passing a physical and mental screening.  As of 2015, BESS is open to female sailors, including current sailors who wish to join the submarine force by completing the two-month program.

Naval Station Bremerton: Naval Station Bremerton is a former station of the United States Navy that was merged with Naval Submarine Base Bangor into Naval Base Kitsap in 2004.  It is home to the Puget Sound Naval Shipyard and Intermediate Maintenance Facility.  In addition to performing drydock and overhaul services for active naval vessels, it is also home to an inactive ship facility for several decommissioned warships, including aircraft carriers.  Naval Hospital Bremerton is also located aboard the installation as a tenant command.

Naval Submarine Base New London: Naval Submarine Base New London is the United States Navy's primary East Coast submarine base, also known as the "Home of the Submarine Force".  It is located in Groton, Connecticut.

Naval Submarine Base Kings Bay: Naval Submarine Base Kings Bay is a base of the United States Navy located adjacent to the town of St. Marys in Camden County, Georgia, in southeastern Georgia, and 38 miles (61 km) from Jacksonville, Florida.  The Submarine Base is the U.S. Atlantic Fleet's home port for U.S. Navy Fleet ballistic missile nuclear submarines armed with Trident missile nuclear weapons.  This submarine base covers about 16,000 acres (6,400 hectares) of land, of which 4,000 acres (1,600 hectares) are protected wetlands.

Supporting paragraphs: Naval Submarine Base Bangor Naval Base Kitsap
Answer: Naval Base Kitsap