<Table> <Tr> <Th_colspan="2"> 2015 College Football Playoff National Championship </Th> </Tr> <Tr> <Td_colspan="2"> College Football Playoff </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> Oregon Ducks </Td> <Td> Ohio State Buckeyes </Td> </Tr> <Tr> <Td> (13--1) </Td> <Td> (13--1) </Td> </Tr> <Tr> <Td> Pac - 12 </Td> <Td> Big Ten </Td> </Tr> <Tr> <Td> 20 </Td> <Td> 42 </Td> </Tr> <Tr> <Td> Head coach: Mark Helfrich </Td> <Td> Head coach: Urban Meyer </Td> </Tr> <Tr> <Td> <Table> <Tr> <Td> AP </Td> <Td> Coaches </Td> <Td> CFP </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> </Table> </Td> <Td> <Table> <Tr> <Td> AP </Td> <Td> Coaches </Td> <Td> CFP </Td> </Tr> <Tr> <Td> 5 </Td> <Td> </Td> <Td> </Td> </Tr> </Table> </Td> </Tr> </Table> </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> Total </Th> </Tr> <Tr> <Td> Oregon </Td> <Td> 7 </Td> <Td> </Td> <Td> 10 </Td> <Td> 0 </Td> <Td> 20 </Td> </Tr> <Tr> <Td> Ohio State </Td> <Td> 14 </Td> <Td> 7 </Td> <Td> 7 </Td> <Td> 14 </Td> <Td> 42 </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th> Date </Th> <Td> January 12, 2015 </Td> </Tr> <Tr> <Th> Season </Th> <Td> 2014 </Td> </Tr> <Tr> <Th> Stadium </Th> <Td> AT&T Stadium </Td> </Tr> <Tr> <Th> Location </Th> <Td> Arlington, Texas </Td> </Tr> <Tr> <Th> MVP </Th> <Td> Offensive: #15 RB Ezekiel Elliott, So . Ohio State Defensive: #23 S Tyvis Powell, So . Ohio State </Td> </Tr> <Tr> <Th> Favorite </Th> <Td> Oregon by 7 </Td> </Tr> <Tr> <Th> National anthem </Th> <Td> Lady Antebellum </Td> </Tr> <Tr> <Th> Referee </Th> <Td> Greg Burks (Big XII) </Td> </Tr> <Tr> <Th> Attendance </Th> <Td> 85,788 </Td> </Tr> <Tr> <Th_colspan="2"> United States TV coverage </Th> </Tr> <Tr> <Th> Network </Th> <Td> ESPN </Td> </Tr> <Tr> <Th> Announcers </Th> <Td> <P> Chris Fowler, Kirk Herbstreit, Heather Cox and Tom Rinaldi (ESPN) </P> <P> Eduardo Varela and Pablo Viruega (ESPN Deportes) </P> Mike Tirico, Todd Blackledge, Holly Rowe and Joe Schad (ESPN Radio) </Td> </Tr> <Tr> <Th> Nielsen ratings </Th> <Td> 18.9 (33.4 million viewers) </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Th_colspan="2"> College Football Playoff National Championship </Th> </Tr> <Tr> <Td> </Td> <Td> 2016> </Td> </Tr> </Table> <Table> <Tr> <Th_colspan="2"> College Football Championship Game </Th> </Tr> <Tr> <Td> <2014 </Td> <Td> 2016> </Td> </Tr> </Table> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> 2015 College Football Playoff National Championship </Th> </Tr>

Who played in the 2015 college football national championship