Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Opponent | Location | Result | Attendance |
| --- | --- | --- | --- | --- |
| 09/06/1975 | SMU | Groves Stadium • Winston-Salem, NC | L 7-14 | 13400.0 |
| 09/13/1975* | at #15 North Carolina State | Carter Stadium • Raleigh, NC | W 30-22 | 36500.0 |
| 09/20/1975 | Appalachian State | Groves Stadium • Winston-Salem, NC | L 17-19 | 24300.0 |
| 09/27/1975 | Kansas State | Groves Stadium • Winston-Salem, NC | L 16-17 | 17700.0 |
| 10/11/1975* | at Clemson | Memorial Stadium • Clemson, SC | L 14-16 | 45000.0 |
| 10/18/1975* | #19 Maryland | Groves Stadium • Winston-Salem, NC | L 0-27 | 19300.0 |
| 10/25/1975* | at Virginia | Scott Stadium • Charlottesville, VA | W 66-21 | 20171.0 |
| 11/01/1975* | at North Carolina | Kenan Memorial Stadium • Chapel Hill, NC | W 21-9 | 43000.0 |
| 11/08/1975* | Duke | Groves Stadium • Winston-Salem, NC | L 14-42 | 28900.0 |
| 11/15/1975 | at South Carolina | Williams-Brice Stadium • Columbia, SC | L 26-37 | 37656.0 |
| 11/22/1975 | at Virginia Tech | Lane Stadium • Blacksburg, VA | L 10-40 | 29000.0 |
Question:
What team was the opponent on 09/20/1975?
Answer:
Appalachian State