Secrets of Wytch Farm: Day TwoS21E17

It's Day 2 at Wytch Farm, in the shadow of Corfe Castle, Dorset, where Derek and Lawrence discovered two Iron Age burials back in 2021. They've called in the full team to investigate. Was this a cemetery, and how long have people been living here? Where were they living, and, above all, what were their livelihoods?