A or c i think
hope it helps and good luck
The answer to the question is number 4: the central intelligence agency
Invasions of people--many of the groups came as military and fought the Romans as invading forces.
Counterclaim--they were migration patterns as they were attempting to gain access to an empire with advanced trade and education. Migrating to the Roman Empire gave a person or group with extra resources.
The correct answer is letter A
Explanation: Both include a process of debate by a legislative body