Thus, are always based on experiences, even if those observations are not all made by the arguer. If an argument's premises are true, it must be a good argument. An argument with true premises might fail to meet any of the ARG conditions. If the premises were not known to be true, and were highly unlikely, it might not meet the A condition. If the premises were not related to the conclusion in any way, the argument would fail the R and G conditions.
Ambiguous words have several meanings.
Circular definitions always define a term using the very same term. If a premise is relevant, it must be true. By definition, relevance is independent of the truth of a premise. The truth of a premise is considered part of the Acceptability condition. Inconsistent premises can not be true at the same time.