How does Cicero use "ius" in his legal arguments?

Cicero employs the term "ius" primarily to convey the concept of law or right within his legal arguments. In the context of Cicero’s works, "ius" encapsulates the principles that govern legal systems and the rights inherent to individuals. This term not only reflects the established legal frameworks but also signifies a moral dimension of law—what is considered just or rightful.

Cicero often interlinks "ius" with notions of natural law, suggesting that true law aligns with universal moral principles. This usage is fundamental in his discussions about justice, legal obligations, and governance, where he emphasizes the importance of legal rights as essential to societal order and fairness. By focusing on "ius," Cicero establishes a foundation for his arguments about the justice of laws and the rights of citizens within the Roman legal system.

In this context, the other options, while relevant to legal and ethical discussions, do not capture the specific legal dimension that "ius" embodies in Cicero’s rhetoric. Concepts like justice, duty, and liberty have broader philosophical implications that may intersect with "ius," but they do not specifically define its primary use in Cicero's legal framework. Thus, identifying "ius" as law or right accurately reflects its pivotal role in his legal discussions