Mild and dry it has warm summers and cool winters
Answer:
1. Invasions by Barbarian tribes.
2. Economic troubles and overreliance on slave labor.
3. The rise of the Eastern Empire.
4. Overexpansion and military overspending.
5. Government corruption and political instability.
6. The arrival of the Huns and the migration of the Barbarian tribes.
Explanation:
I hope this helps! Good Luck! ;)
It's A) the US must be a leader in innovation in order to help steer its course.
I feel like B is the andwer