Which is the best example of a "robber baron" using his wealth in a "philanthropic" manner?

The best example of a "Robber baron" using his wealth in a "philanthropic" manner would be Cornelious Vanderbilt and how he made his wealth by accepting money from government-subsided shippers to not compete against them in his routes.

Explanation:

To understand this question we need to analyze the context of "Robber Baron" and then the context of the answer. First of all, "Robber Baron" is a term used o determine someone who has achieved wealth by committing not very legal acts, or at least just. It comes from the Raurbritter german word for the classification of the medieval german lords who charged illegal atolls in roads crossing their lands. Now, Cornelius Vanderbilt was a man who built his wealth on railroads and questionable practices. So, he matches perfectly in this association.

answer; lead-based paint;