What does Gleaning Our Future reward?

Gleaning Our Future gives a choice of Golem War Cloak, Rune-Etched Ring, Giantstone Medallion, 3,200 experience.

Where does Gleaning Our Future start?

Prospector Whelgar in Wetlands offers it.

The quest log lists it at level 32.

Yes. Its quest id is not in Classic Era, so it is part of what Forever adds.

World of Warcraft: Forever · quest · level 32 · new since Classic Era

A level 32 quest in World of Warcraft: Forever, offered by Prospector Whelgar in Wetlands. Recorded by 1 player running the addon.

Item	Given	Item level
Golem War Cloak	as a choice	32
Rune-Etched Ring	as a choice	32
Giantstone Medallion	as a choice	32

What does Gleaning Our Future reward?: Gleaning Our Future gives a choice of Golem War Cloak, Rune-Etched Ring, Giantstone Medallion, 3,200 experience.
Where does Gleaning Our Future start?: Prospector Whelgar in Wetlands offers it.
What level is Gleaning Our Future?: The quest log lists it at level 32.
Is Gleaning Our Future new in WoW Forever?: Yes. Its quest id is not in Classic Era, so it is part of what Forever adds.

What sells at this level, and what to keep from these rewards, is in the level 30 to 40 gold guide.

Source: what players running the addon saw in the quest windows; the quest text itself stays in the game. Every quest seen · Wetlands