Answer:
1. C. Scientific proof
The use of DNA analysis by Archaeologists to provide insight on the influence of Vikings would make Scientific proof a good heading here.
2. D. Scarce Information
This paragraph speaks on the lack of concrete information about the Vikings which points to scarce information about them.
3. F. Negative characteristics
Paragraph talks about the tendency to portray Vikings in a negative light due to their attacks on religious establishments.
4. E. A different way to inform
Vikings may not have used the roman alphabet which made history easier to record but they used Runes which means that they had a different way to inform.
5. A. Informative Monuments
Memorial stones were carved on by the Vikings to show the names of certain people and sometimes the events that these people participated in thereby making these monuments informative.