Firstly, the “great house” ,as a big apartment , can contain hundreds people, and it present a southwest societies. Nevertheless, the speaker still thought the theory is unsupported. The reason is if the house was for living, this place should have settled the fire place; however, the fire place are few. So, the apartment theory is uncertain.
Furthermore, the second aspect of the theory is the great house was for storing maize. The speaker also disagree with that by explaining that it doesn’t looks like a big container,