
Originally Posted by
Medusa
Stereotypically, these types tend to fit the best...
Gryffindor: Beta, ExFx, ExTp
Hufflepuff: Alpha SF
Ravenclaw: LII, EII-Ne
Slytherin: Gamma, Delta (contraflow)
But again, those aren't "rules".
For instance, there are even people of opposite Quadras in the same House.