Answer:
A. The election of Barack Obama
Explanation:
Post racial era refers to the United States being free from racial discrimination, segregation and preference.
Barack Obama was elected President of the United State in 2008 and was regarded as the first black president of the county. This made people to conclude that the United States has truly reached its post racial era.
Taft reshaped U.S. diplomacy through dollar diplomacy, and Woodrow Wilson used moral diplomacy
Private citizens had to pay higher taxes for each runaway slave.
Answer:
c. It caused public opinion to turn against the Germans even more.
Explanation: is correct
