I’m just trying to help so hopefully this did help;-)
Answer:
Correct answer is C. They were pushed out of their own territories by nomadic groups.
Explanation:
The only correct option is C as the Germanic tribes of Vandals, Ostrogoths, Visigoths, Franks and many other were pushed during the Great Migration by the Huns in 375.
They settled on the soil of Roman Empire, destroyed its western part and created many countries on their own.
I had to look for the options and here is my answer:
Based on Seth's graduation project which is about conditioning a monkey to fear a flower, she might consider coming up with a different plan because the monkey does not possess any biological predisposition to be afraid of a flower, which makes this project difficult to achieve or rather impossible.
My thought is the answer is B but I can’t verify