<span>Materials for the mining was going during the World War II in Pitcher, Oklahoma and the resources we have at that time are Zinc and Lead, which when mined produces chemicals that are dangerous. Mining produced very harmful chemicals by chat piles, put in asphalt roads and in between with fillers.</span>
Answer
Because he ignored his past battles. he was promoted quickly ,he wanted to learn from his mistakes .
Explanation:
He learned from his mistakes.
i think the answer is the emergence of a artisan class
