C. The discovery of valuable minerals. (California Gold Rush)
Answer:
I would say D.
Explanation:
Since he made this choice because he thought it would be the best for Pennsylvania and did not want to increase the Native American population. He thought issues would soon unfold so chose to reject it which started the war later on.
<span>As a result of the Treaty of Westphalia, the Netherlands gained independence from Spain, Sweden gained control of the Baltic and France was acknowledged as the preeminent Western power. The power of the Holy Roman Emperor was broken and the German states were again able to determine the religion of their lands.</span>