Answer:
Obama was the nation’s first African-American president.
Explanation:
The other options are excellent points but his historical significance lies in being the first african american president.
The Silk Road was a network of trade routes, during the Han Dynasty of China, which link the regions of the ancient world in commere.
The effect of the Congress of Vienna on the development of nationalism is that it has negative effects because the Congress had created political boundaries that ignored national groups instead placing these groups under the control of large empires. The powers in the Congress of Vienna in 1815 were afraid to the spread of nationalism spread by Napoleon.
<span> a. The Roman Catholic Church </span>
Answer: Social media influencers, loosely defined, are people who have a large audience reach across social platforms and have built a lot of trust in a specific industry. Because of this trust, they're often able to persuade or “influence” their followers to purchase products and services from brands they promote.
Explanation: