Beyond the Wall

After ingesting the Rage Potion.

Alice, just drunk the Rage Potion, which transforms her into a mad monster with horns and claws.

The 3 slates are puzzles. One of which is a portal.

Her task here, is to leap across the chasm of floor sans falling into the abyss.

All of a sudden, the marble floor breaks and tumbles and levitates above the ground. Alice is to climbe these precarious pieces into the door above.

The question here is, Which door to pick.