The Morlocks moved it.

Was that a Morlock? Yes.

By some awful quirk of fate the Morlocks became the masters and the Eloi their servants.

The Morlocks maintained them and bred them like like cattle only to take them below when they reached maturity.

From the talking rings I learned how the human race divided and how the world of the Eloi and the Morlocks began.

They were being bred by the Morlocks who had degenerated into the lowest form of human life