Question: Readville, Boston is bordered on the south by the town in what Massachusetts county, the birthplace of George HW Bush?

Context paragraphs:
William Happer: William "Will" Happer (born July 27, 1939) is an American physicist who has specialized in the study of atomic physics, optics and spectroscopy.  He is the Cyrus Fogg Brackett Professor of Physics, Emeritus, at Princeton University, and a long-term member of the JASON advisory group, where he pioneered the development of adaptive optics.  From 1991 to 1993, Happer served as director of the Department of Energy's Office of Science as part of the George HW Bush administration.

Massachusetts: Massachusetts ( or ), officially the Commonwealth of Massachusetts, is the most populous state in the New England region of the northeastern United States.  It is bordered by the Atlantic Ocean to the east, the states of Connecticut and Rhode Island to the south, New Hampshire and Vermont to the north, and New York to the west.  The state is named for the Massachusett tribe, which once inhabited the area.  The capital of Massachusetts and the most populous city in New England is Boston.  Over 80% of Massachusetts's population lives in the Greater Boston metropolitan area, a region influential upon American history, academia, and industry.  Originally dependent on agriculture, fishing and trade, Massachusetts was transformed into a manufacturing center during the Industrial Revolution.  During the 20th century, Massachusetts's economy shifted from manufacturing to services.  Modern Massachusetts is a global leader in biotechnology, engineering, higher education, finance, and maritime trade.

Nicolai N. Petro: Nicolai N. Petro is the Silvia-Chandley Professor of Peace Studies and Nonviolence (2017-2019) and Professor of Political Science at the University of Rhode Island, in the United States.  He also served as the US State Department's special assistant for policy on the Soviet Union under President George HW Bush.

Readville, Boston: Readville is part of the Hyde Park neighborhood of Boston.  Readville's zip code is 02137.  It was called Dedham Low Plains from 1655 until renaming in 1847 after Mr. James Read.  It was part of Dedham until 1867.  It is served by Readville station on the MBTA Commuter Rail.  It is on the original alignment of Route 128, later part of a since-discontinued section of Route 135.  Readville is bordered by the Town of Milton to the south and Town of Dedham to the west.  Paul's Bridge, which is at the neighborhood's entrance as one approaches from Milton, is one of the oldest bridges in the Commonwealth.  The name comes from James Read, a resident and cotton mill owner.  Readville is covered by Boston Police Department District E-18 in Hyde Park and a fire station on Neponset Valley Parkway houses Boston Engine Company 49.  Readville is also home to several light industries.

Islington (MBTA station): Islington is a commuter rail station on the MBTA Commuter Rail Franklin Line, located in the Islington neighborhood of Westwood, Massachusetts.  It was formerly the junction between the Norfolk County Railroad's original main line to Dedham (later abandoned) and the Midland Railroad's line to Boston via Readville.

340B Drug Pricing Program: The 340B Drug Discount Program is a US federal government program created in 1992 that requires drug manufacturers to provide outpatient drugs to eligible health care organizations and covered entities at significantly reduced prices.  The intent of the program is to allow covered entities to "[s]tretch scarce federal resources as far as possible, reaching more eligible patients and providing more comprehensive services."  Maintaining services and lowering medication costs for patients is consistent with the purpose of the program, which is named for the section authorizing it in the Public Health Service Act (PHSA) It was enacted by Congress as part of a larger bill signed into law by President George HW Bush.

Milton, Massachusetts: Milton is a town in Norfolk County, Massachusetts, United States and an affluent suburb of Boston.  The population was 27,003 at the 2010 census.  Milton is the birthplace of former U.S. President George H. W. Bush and architect Buckminster Fuller.

Stoneham, Massachusetts: Stoneham is a town in Middlesex County, Massachusetts, six miles north of downtown Boston.  Its population was 21,437 at the 2010 census, and its proximity to major highways and public transportation offer convenient access to Boston and the North Shore coastal region and beaches of Massachusetts.  The town is the birthplace of Olympic figure-skating medalist Nancy Kerrigan and is the home of the Stone Zoo.

Fairmount Line: The Fairmount Line or Dorchester Branch is a line of the MBTA Commuter Rail system in Boston, Massachusetts, USA.  Except for a short portion in Milton, it lies entirely within Boston, progressing in a southwesterly trajectory, passing through the neighborhoods of Dorchester, Mattapan and Hyde Park.  Weekend service began on November 29, 2014.  Most trains reverse direction at the south end at Readville, but a few continue onto the Franklin Line.

Franklin Line: The Franklin Line, part of the MBTA Commuter Rail system, runs from Boston's South Station in a southwesterly direction toward Franklin, Massachusetts, utilizing the Northeast Corridor before splitting off onto the namesake Franklin Branch.  Most Franklin Line trains connect to the Providence/Stoughton Line at Readville, though some weekday trains use the Dorchester Branch (Fairmount Line) to access South Station.  Most weekday trains, and all weekend trains, bypass Hyde Park and Plimptonville.  Several weekday trains originate at Norwood Central or Walpole.  Trains only serve Foxboro from Boston during special events at Gillette Stadium, but regular service is proposed.

Supporting paragraphs: Readville, Boston Milton, Massachusetts
Answer: Norfolk