The German people went along with the Nazi policy because they were scared of what would happen to this if they didn't. It's sad and unfortunate, but they would rather go along with the policy and keep there own lives.
A timeline is the presentation of a chronological sequence of events along a drawn line that enables a viewer to understand temporal relationships quickly. The term is also sometimes extended to mean a chronology that is tabular, year-by-year paragraphs or purely conceptual. Increasingly, timelines are illustrated in infographics combining text and graphic images for a better presentation.
This is going to be A. An artefact is something that <em>we </em>made! =)
So history doesn't repeat itself.