They had the ability to take inventions created elsewhere and use them on a much bigger scale.
Answer:
Even if, as Berlin illustrates in a companion table, 100 percent of the African Americans living in the North were free in 1860 (compared to only 6.2 percent in the South), it still is a puzzle to figure out why the majority lived below the Mason-Dixon Line.
Explanation:
Our population is changing by people dying from the pandemic. There is more violence now that people are sheltered. More suicidal deaths because of live changing situations
The answer is D idk why it is it just is