Question: Betty Lou Mitchell, is an American politician from Maine, Mitchell served in the Maine Senate, as a Republican, from 1996 to 2004, representing western Penobscot County, including her residence of Etna, Etna is a town in Penobscot County, Maine, in which country?

Context paragraphs:
Charles P. Pray: Charles P. Pray (born August 15, 1945) is an American politician from Maine.  Pray was born in the paper mill town of Millinocket, Maine on August 15, 1945.  He grew up in northern Piscataquis County, Maine attending a one-room schoolhouse from 1954-1959.  He attended Maine Central Institute, graduating from Stearns High School in his birthplace of Millinocket in 1964.  He then attended Ricker College in Houlton.  In 1966, he enlisted with the US Air Force and served in Southeast Asia during the Vietnam War.  Finishing with the Air Force in 1970, he returned to Maine and enrolled at the University of Maine, from which he graduated in 1973 with a B.A. in political science.  In 1974, he was elected to the Maine Senate to represent Piscataquis County and the northern area of Penobscot County, which was the largest legislative district east of the Mississippi River.  From 1978-1982, Pray served as Assistant Majority Leader of the Maine Senate.  From 1982-1984, Pray served as Majority Leader.  In 1984, Pray was elected by his peers as President of the Maine Senate, a position he held until a surprise defeat in 1992.  He is one of two individuals to serve four terms but is the only Senate President in Maine history to hold the office for 8 full years.

Earle M. Hillman: Earle M. Hillman (1902 - May 1, 1975) was an American politician from Maine.  Hillman, a Republican, served in the Maine Senate from 1954 to 1962 representing Penobscot County, Maine, including his residence in Bangor, Maine.  In 1960, he was elected Senate President for a special session.  Following re-election in 1960, Hillman was named Senate President once more, this time for a full two-year term.

Wayne Mitchell (politician): Wayne T. Mitchell is a Native American politician.  He was elected by the Penobscot Tribe of Maine to serve as a non-voting tribal representative to the Maine House of Representatives beginning in 2008.  He was re-elected in 2010 and 2012.  From 2009-10, Mitchell served on the Judiciary Committee.  During the 125th and 126th legislatures, Mitchell served on the Veterans and Legal Affairs Committee.  He is unenrolled.

Betty Lou Mitchell: Betty Lou Mitchell (born August 14, 1937) is an American politician from Maine.  A Republican, Mitchell served in the Maine Senate from 1996 to 2004, representing western Penobscot County, including her residence of Etna.  Mitchell earned a diploma from Ellsworth High School in 1955.

Emily Cain: Emily Ann Cain (born March 29, 1980) is an American politician from Maine and Executive Director of EMILY's List.  A member of the Democratic Party, Cain served in the Maine Senate from 2012 to 2014, representing the 30th district which includes part of Penobscot County.  She was previously a member of the Maine House of Representatives from 2004 to 2012, where she served as Minority Leader from 2008 to 2010 and as House Chair of the Appropriations & Financial Affairs Committee from 2010 to 2012.

Andre Cushing III: Andre E. Cushing III is an American politician from Maine.  Cushing is a Republican State Senator from Maine's 10th (formerly 33rd before 2013 redistricting plan) Senate District, representing Carmel, Corinna, Corinth, Dixmont, Etna, Exeter, Hudson, Glenburn, Hampden, Kenduskeag, Levant, Newburgh, Newport, Plymouth, and Stetson Maine and his residence in Hampden.  He was first elected to the House of Representatives in 2008 and was re-elected in 2010.  He was elected to the Maine Senate in 2012 and re-elected in 2014 and 2016.  He served on the Hampden Town Council from 2007 through 2012 and was deputy mayor of the town from 2010 through 2012.

Debra Plowman: Debra D. Plowman is an American politician and businesswoman from Maine.  Plowman served as a Republican State Senator from Maine's 33rd District, representing western Penobscot County, including the population centers of Hampden, Dexter and Newburgh.  She was first elected to the Maine State Senate in 2003 after serving from 1992-2000 in the Maine House of Representatives.  Following the gaining of the Republican majority in the Maine State Senate in the November 2010 election, Plowman was elected Assistant Majority Leader by her colleagues.  She also sought her Party's nomination for the US Senate following Olympia Snowe's retirement.  She lost to Secretary of State Charlie Summers.

Etna, Maine: Etna is a town in Penobscot County, Maine, United States.  The population was 1,246 at the 2010 census.

Geoffrey Gratwick: Geoffrey Gratwick is an American politician and physician from Maine.  Gratwick is a Democrat State Senator from Maine's 32nd District, representing part of Penobscot County, including the City of Bangor and the neighboring town of Hermon.  Prior to being elected to the Maine Senate, Gratwick served 9 years on the Bangor City Council.

Elizabeth Schneider: Elizabeth Schneider (born 1962) is an American politician from Maine.  Schneider served as a Democratic State Senator from Maine's 32nd District, representing part of Penobscot County, including the population centers of Orono and Lincoln.  She was first elected to the Maine State Senate in 2004 after serving from 1996-2004 in the town government of Orono.  Unable to run for re-election in 2012 due to term-limits, Schneider was replaced in the State Senate by Democratic State Representative Emily Cain.

Supporting paragraphs: Betty Lou Mitchell Etna, Maine
Answer: United States