Answer:
é uma situação em que uma única empresa domina a oferta de determinado produto ou serviço.
Explanation:
Answer:
Since they didn't have access to advanced stone tool technologies, they were forced to scavenge meat off larger and stronger predators. Humans weren't fast or strong, disadvantaging them in the food chain. However, as they advanced technologically, they were able to rise up the food chain.
Explanation:
I believe D I have read about them but I don't quite remember
