Question: Martellus Bennett is the younger brother of which defensive end for the Seattle Seahawks?
Context: Martellus Demond Bennett (born March 10, 1987) is an American football tight end for the Green Bay Packers of the National Football League (NFL).  The Dallas Cowboys drafted him in the second round of the 2008 NFL Draft after playing college football at Texas A&M.  Bennett has also played in the NFL for the New York Giants, Chicago Bears, and New England Patriots, the latter with whom he won Super Bowl LI.  He is also a children's author, and released his first book "Hey A.J. It's Saturday" in 2016 through his own company, The Imagination Agency.  He is the younger brother of Seattle Seahawks defensive end Michael Bennett. Jackson Jeffcoat (born December 26, 1991) is a Canadian football defensive end for the Winnipeg Blue Bombers of the Canadian Football League (CFL).  He played college football at the University of Texas at Austin as a defensive end.  He was signed by the Seattle Seahawks as an undrafted free agent in 2014, and also played for the Washington Redskins and the Cleveland Browns. Frank Clark (born June 14, 1993) is an American football defensive end for the Seattle Seahawks of the National Football League (NFL).  Clark was drafted by the Seahawks in the second round, 63rd overall pick of the 2015 NFL draft.  He played in college for the Michigan Wolverines football team until his senior season.  As a junior, he was a 2013 All-Big Ten second team selection by the coaches and honorable mention selection by the media for the 2013 team. Zerick Rollins was born June 20, 1975 in Houston, Texas.  Zerick Rollins has been as assistant coach for the Seattle Seahawks for the last nine years.  Rollins coached linebackers for the last three years (2006–2009).  Prior to coaching linebackers for Seattle Rollins coached the defensive line for four years (2002–2006).  Rollins started his career in Seattle as a defensive line assistant in 2001.  Prior to coming to the Seattle Seahawks, Rollins was a graduate assistant (1998–2000) and played college football for Texas A&M.  Zerick was a two-year starter at Texas A&M (1996–1997) where he helped Texas A&M win the Big 12 South title in 1997.  He also played in the 1998 Cotton Bowl against UCLA. This article is a compilation of the list of seasons completed by the Seattle Seahawks American football franchise of the National Football League (NFL).  The list documents the season-by-season records of the Seahawks' franchise from 1976 to present, including postseason records, and league awards for individual players or head coaches.  As of the end of the 2016 NFL season, the Seahawks have 21 winning seasons, 17 losing seasons, and 4 seasons where they finished 8–8.  With a 35–6 Week 14 win over the Baltimore Ravens on December 13 during the 2015 season, not only did the Seahawks improved to 8–5 at that point in the season, but the Seahawks' all–time franchise regular season win–loss record improved to 313–312–0; this marked the first time ever in team history that the Seahawks have had an overall winning regular season win–loss record (a win–loss record above .500).  The Seahawks are the one of four North American men's professional sports teams that have played in Seattle with an all–time winning record, after the Seattle Metropolitans (the first American team to win the Stanley Cup in 1917, folded in 1924), the Seattle SuperSonics (who relocated to Oklahoma City and became the Thunder in the summer of 2008), and the Seattle Sounders FC (established in 2007 as an expansion franchise, currently active).  Therefore, the Seahawks are currently one of two active North American men's professional sports team located in Seattle with an overall winning record.  On October 23, 2016, the Seahawks played the Arizona Cardinals at University of Phoenix Stadium and the game ended in a 6–6 tie after OT, which was the first time this ever happened in franchise history. Nu'u Tafisi ( ; born June 30, 1981 in Samoa) is a former American football defensive end for the Seattle Seahawks of the National Football League and current head strength and conditioning coach at Brigham Young University.  He was originally signed by the Seahawks as an undrafted free agent in 2007.  He played college football at California & Mt. San Antonio College (Mt. SAC). Richard Drew Harris (January 21, 1948 – July 26, 2011) was an American football defensive end who played seven seasons in the National Football League.  He was and All-American in 1970 for Grambling and was drafted in the first round (5th overall pick) of the 1971 NFL Draft by the Philadelphia Eagles.  He was named All-Rookie in 1971, playing defensive end.  Harris spent seven seasons as a defensive end in the NFL, the first three with the Philadelphia Eagles, the next two with the Chicago Bears and the final two with the Seattle Seahawks. John Edward Hilliard (born April 16, 1976) is a former American football defensive end who played three seasons with the Seattle Seahawks of the National Football League.  He was drafted by the Seattle Seahawks in the sixth round of the 2000 NFL Draft.  Hilliard played college football at Mississippi State University and attended Sterling High School in Houston, Texas.  He was also a member of the Green Bay Packers, New Orleans VooDoo and Grand Rapids Rampage. Michael Bennett Jr. (born November 13, 1985) is an American football defensive end for the Seattle Seahawks of the National Football League (NFL).  He played college football at Texas A&M, and signed with the Seattle Seahawks as an undrafted free agent in 2009.  Bennett has also played for the Tampa Bay Buccaneers.  He is the brother of Green Bay Packers tight end Martellus Bennett. Michael Glenn Sinclair (born January 31, 1968 in Galveston, Texas) is a former American football defensive end and defensive line coach.  He played eleven seasons in the National Football League with the Seattle Seahawks and the Philadelphia Eagles.  Sinclair was a three-time Pro Bowler in 1996, 1997 and 1998.  He led the NFL in sacks in 1998 with 16.5.  He won the World Bowl as defensive line coach for the Hamburg Sea Devils in NFL Europa in 2007.  He was named the defensive line coach for the Montreal Alouettes in January 2008, where he spent five seasons and won two Grey Cup championships.  On January 18, 2013, Sinclair followed Alouettes head coach Marc Trestman to the Chicago Bears.  Sinclair was fired on January 25, 2014.
Answer: Michael Bennett Jr.