Colonial Vulnerability can be seen in the images of
~ wild savages attacking helpless colonists
~ colonists suffering from awful diseases and starvation
~ inhospitable places
I THINK THE ANSWER IS D. I HOPE THIS HELPS
Robber barons were both good and bad. On the one hand, they created enormous wealth and opportunity. On the other, they drove numerous small competitors out of business, damaged the environment, and generally treated their workers very badly.