Please hurry. This is needed before history is over The protection of roads in the Roman Empire allowed the spread of what?

A: ideas
B: Trade
C: Populations
D: All of the above

Which of the following was a goal of european conservation in the early 1800

*history * who was clyde ross and how was he impacted by housing discrimination?

Which of the following world and national events led to a new view of people with disabilities in the us:     a.  world war i and ii veterans with disabilities returned home after the wars. b.  john f. kennedy was elected president and had a sister with a disability. c.  the civil rights and feminist movements. d.  all of the above.