What groups have similar roles: Coaches and officials Fans and parents Players and officials o Fans and coaches​

Fans and Parents

Explanation:

Fans and Parents have similar roles because they are both saddled with the responsibility of encouraging /cheering their team and wards respectively.

Both of them are also involved in the defense of their teams/ wards best interests, however, the methods involved in the processes are usually quite different.

These points makes it the best and most suitable answer in the list of options.