The Senate was the most powerful branch of the Roman republic, and senators held the position for life. The executive branch was made up of two consuls, elected yearly. These two consuls had almost kingly powers, and each could veto, or disapprove of the other's decision.
Citizen's rights and responsibilities stem from the constitution as they were given to us by our creator according to the constitution. The European ideology claimed that all people are equal (in terms of caste, religion and status) and developed from the enlightenment era.
The citizenship can be obtained by anyone as long as they live in the country long and pay taxes and behave like anyone else would behave. The political thinkers such as John Locke came up with the same idea and thinking which heavily influenced the US constitution.
It's A, it would only be the first one