Answer: A. drought
Explanation:
It is A because their environment changed alot so it was difficult to grow corn and so the migrated south where it rained more.
The answer would be C, they began colonies here in america to avoid the religious persecution they were facing in England
Answer: Even Congress had only those powers “expressly delegated” to it by the states. Delegates gave the Continental Congress the power to request money from the states and make appropriations, regulating the armed forces, appointing civil servants, and declarining war
Explanation:
D. Lack of a clearly designated successor to the imperial throne. During the decline of the empires, the succession of the throne became a contest between family members. Hope this helps.