The main advantage which the Germanic tribes had in their conflict against the Roman Empire at the time during the 3rdr and 5th century was that they were very motivated to defend their own lands which were invaded by the Romans. They also knew the terrain and felt comfortable being there.
I think the best answer would be D. motif.
<span>Archetype is a very typical example of something, such as Hitler could be an archetype of evil. In a story-telling, archetype is a recurrent symbol or motif such as a typical good person or a typical bad person. </span>
The main factor that led to the development of the four major river valley civilizations was its closeness to rivers, which was a food source, its flooding allowed for fertile soil, allowed easy transportation and cities near them were easier to defend.
The fact that fewer people had to dedicate to the production of food allowed some of them to develop other activities, such as the construction of building and cities, metal working, trade and social organization. This led to a social division, the ones that worked and the ones that ruled, creating intricate systems of governments and religions that ideologically sustained those in power.
The three components that make strong inference is A) prior knowledge, good inferences, and personal experience.
Books burned by the Nazi's includes religious books, Jewish books, & any books that oppose Nazi teachings, whether directly or inderictly
hope this helps