How have highway/infrastructure impacted urban/minority neighborhoods?

The information box says that the han added 4,000 miles of wall.refer to the mileage scale.how can this be true?

Which of the following was a major outcome of european imperialism in africa after the industrial revolution? o a. the area around the suez canal experienced decades of military conflict o b. africans in the belgian congo suffered forced labor and oppression o c. the discovery of rich matural resources led to african economic prosperity. o d. europeans brought disease to central africa, killing thousands.

In 66 ce, this group of jews revolted against the romans.