Which of the following is a claim about ancient rome that a historian could build san argument around

Julius Caesar's assassination was the single most important event in Rome history

Explanation:

this is a debatable opinion that can be backed up by facts.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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