I think it’s duke William
They knew the Greek idea of direct democracy. While they didn't necessarily apply the idea in their political system directly, they did apply some ideas that were shared with the Greeks that made the Roman political system more stable and better in the end.
Answer:
Scientists use Scientific Notation to write or display very small or very large numbers.
Explanation:
Two Nuclear Bombs, one on Hiroshima, the other on Nagasaki