Verified from 9 cited sources and the canonical match record.
Pre-match Elo1687 → 1681(-6)
Manchester United 76%24% Luton Town
Manchester United went in as the favourite by rating, 1687 to Luton Town’s 1429.
MUFCInfo match lineups
Datareference
attendance:supporting, result, starting-lineup
attendance:supporting, result, starting-lineup
engsoccerdata
Datadataset
attendance:supporting, result, starting-lineup