What fractions can a player choose from in the very beginning of the game?

Elves and Dwarfs
The Forces of Light and Darkness
Alliance and Horde
Mages and Muggles

Info: A fraction is a group of allies gathered on a racial or ideological ground. There are only 2 main fractions in the WOW Classic: Alliance and Horde. The Alliance includes Humans, Dark Elves, Dwarfs, and Gnomes; the Horde includes Orcs, Tauren, Trolls, and Undeads.