Final answer:
The sentences that include central ideas from the article are about the historical significance and timeline of the carvings in England's New Forest.
Step-by-step explanation:
The two sentences from the article that include central ideas are:
- From witchy spells to military symbols, hundreds of years of human history are contained in the carvings in the trees of England's New Forest.
- Its history dates back to the years after the Norman Conquest, around the 11th century.
These sentences provide key information about the historical significance and timeline of the carvings in England's New Forest.