Which sentence from the text best supports the answer to Part A?

A
“At an early age, Frederick realized there was a connection between literacy and freedom.” ( Paragraph 3)
B
“For almost two years, he gave speeches and sold copies of his narrative in England, Ireland, and Scotland.” ( Paragraph 9)
C
“When abolitionists offered to purchase his freedom, Douglass accepted and returned home to the United States legally free.” ( Paragraph 9)
D
“Frederick Douglass worked tirelessly to make sure that emancipation would be one of the war’s outcomes.” ( Paragraph 11)