Answer:
D
Explanation:
Charlemagne's friend knew him directly therefore the biography written by his friend would be an example of a primary source being that the author directly experienced him.
Germany is the correct answer
Hm...
1) we would have to compete with them for food
2) we'd have to run like h if we saw a predator
3) we'd have much more different cities
4) some inventions might not have been invented
5) some modern species would be extinct, or not exist
. . . that would be a <u><em>clipper ship</em></u>
this would be a larger vessel meant for traveling long distances quickly & smoothly resulting from it's construction using a narrow/streamlined body & large sail spread to catch the wind.