What was one major effect of the erie canal on the united states in the early 19 century

Why did people from washington ride out to manassas junction to view the battle?

The case of brown v. board of education was started when a. oliver brown's daughter had to walk 21 blocks to the nearest school when an all-white school was only 7 blocks away. b. oliver brown's son was caught at a sit-in at the local school district. c. oliver brown's son was unable to participate in the school's all-white football team. d. oliver brown's daughter was unable to attend high school because there were none for her to attend.

Which of the following if true would suggest that the speech was correlated but not a cause of his changing poll numbers