The answer is D since it starts with the author's name
The answer is definitely:
A. Migrated into England from Germanic regions of Europe (from 5th century onwards..)
Answer:
A. They negotiate with employers for workers.
Explanation:
The primary causes were that Sparta feared of the growing power and influence of the Athenian Empire. The Peloponnesian war began after the Persian Wars ended in 449 BCE. This disagreement led to friction and eventually outright war. Additionally, Athens and its ambitions caused increasing instability in Greece.