Question: The 1998 Miami Redskins football team played in which Division I athletic conference?

Context paragraphs:
1888 Miami Redskins football team: The 1888 Miami Redskins football team was an American football team that represented Miami University during the 1888 college football season.  The 1888 team was Miami's first football team to compete in intercollegiate football.  The team played only one game, a scoreless tie with the University of Cincinnati football team at Oxford, Ohio, on December 8, 1888.  The team did not have a paid coach from 1888 to 1894.  The 1888 game between Cincinnati and Miami was the first in what later became the Victory Bell series that has been included more than 110 games and is one of the oldest rivalries in college football.  It was also the first college football game played in the State of Ohio.

1998 Miami RedHawks football team: The 1998 Miami Redskins football team was an American football team that represented Miami University during the 1998 NCAA Division I-A football season.  In their ninth season under head coach Randy Walker, the RedHawks finished in a tie for first place in the East Division of the Mid-American Conference (MAC), compiled a 10–1 record (7–1 against MAC opponents), and outscored all opponents by a combined total of 317 to 142.  The team's sole loss came against MAC champion Marshall by a 31–17 score.

Mid-American Conference: The Mid-American Conference (MAC) is a National Collegiate Athletic Association (NCAA) Division I collegiate athletic conference with a membership base in the Great Lakes region that stretches from Western New York to Illinois.  Nine of the twelve full member schools are in Ohio and Michigan, with single members located in Illinois, Indiana, and New York.  For football, the MAC participates in the NCAA's Football Bowl Subdivision.

1974 Miami Redskins football team: The 1974 Miami Redskins football team was an American football team that represented Miami University during the 1974 NCAA Division I football season.  In their first season under head coach Dick Crum, the Redskins won the Mid-American Conference (MAC) championship, compiled a 10–0–1 record (5–0 against MAC opponents), outscored all opponents by a combined total of 303 to 86, defeated Georgia, 21–10, in the 1974 Tangerine Bowl, and were ranked #10 in the final AP Poll.

1977 Miami Redskins football team: The 1977 Miami Redskins football team was an American football team that represented Miami University during the 1977 NCAA Division I football season.  In their fourth season under head coach Dick Crum, the Redskins tied for the Mid-American Conference (MAC) championship, compiled a 10–1 record (5–0 against MAC opponents) and outscored all opponents by a combined total of 262 to 173.  The team's sole loss came against South Carolina by a 42–19 score in the second week of the season.

1975 Miami Redskins football team: The 1975 Miami Redskins football team was an American football team that represented Miami University during the 1975 NCAA Division I football season.  In their second season under head coach Dick Crum, the Redskins won the Mid-American Conference (MAC) championship, compiled an 11–1 record (6–0 against MAC opponents), outscored all opponents by a combined total of 306 to 141, defeated South Carolina, 20–7, in the Tangerine Bowl, and were ranked #12 in the final AP Poll.  The team's sole loss was to Michigan State by a 14–13 score in the second game of the season.

1964 Miami Redskins football team: The 1964 Miami Redskins football team was an American football team that represented Miami University in the Mid-American Conference (MAC) during the 1964 college football season.  In their second season under Schembechler, the Redskins compiled a 6–3–1 record (4–2 against MAC opponents), finished in a tie for second place in the MAC, and outscored all opponents by a combined total of 210 to 142.  On October 17, 1964, in what is regarded as one of the great victories in Miami football history, Miami defeated Northwestern, coached by former Miami mentor Ara Parseghian, by a 28 to 27 score.

1955 Miami Redskins football team: The 1955 Miami Redskins football team was an American football team that represented Miami University in the Mid-American Conference (MAC) during the 1955 college football season.  In their fifth and final season under head coach Ara Parseghian, the Redskins compiled a perfect 9–0 record (5–0 against MAC opponents), won the MAC championshipn, and outscored opponents by a combined total of 226 to 47.  The defense led the way for the 1955 Miami team, allowing an average of 5.2 points per game, which remains a Miami school record.  Bo Schembechler was an assistant coach on the team.

1972 Miami Redskins football team: The 1972 Miami Redskins football team was an American football team that represented Miami University in the Mid-American Conference (MAC) during the 1972 college football season.  In their fourth season under head coach Bill Mallory, Miami compiled a 7–3 record (2–3 against MAC opponents), finished in a tie for fourth place in the MAC, and outscored all opponents by a combined total of 207 to 117.  The team's defense allowed only 11.7 points per game, which ranked 12th among 128 NCAA University Division football teams.

1973 Miami Redskins football team: The 1973 Miami Redskins football team was an American football team that represented Miami University during the 1973 NCAA Division I football season.  In their fifth and final season under head coach Bill Mallory, the Redskins won the Mid-American Conference (MAC) championship, compiled an 11–0 record (5–0 against MAC opponents), outscored all opponents by a combined total of 223 to 76, and defeated Florida, 16–7, in the Tangerine Bowl.

Supporting paragraphs: 1998 Miami RedHawks football team Mid-American Conference
Answer: Mid-American Conference