The answer to this question is A. Concurrent
The answer to the second question is B. Federal
The answer to the last one is D. Declaring war
Answer:
4. claimed to be both Roman emperor and pope
Explanation:
The term designates a political system seen in the Eastern Roman Empire. The Byzantine emperor was both the head of the state and head of the Church. He was the supreme authority in religious affairs. Nevertheless, the concept of caesaropapism is largely inaccurate; many current scholars estimate that nothing in the Byzantine Orthodox doctrine states that the emperor was infallible (like the Roman pope, according to Catholic dogma).
The answer is D hope this helps.
According to my point of view, the main purpose of government is to establish a secure system to maintain liberty and livelihood, make sure people are getting enough money to liver better and above poverty line.
Because, if people are secure and have liberty but government is not doing anything about that. people are not survive and it will lead to disruption.
His leadership was an example of Monarchy