Influential group of traveling educators who would teach rhetoric and oration for a fee, many of whom believed truth to be relative. this group is called as

This group is called Sophists

Explanation:

Sophists were the type of intellectual travelling teachers, that used the tools of rhetoric and philosophy to teach subjects like athletics, mathematics and music to the noble class people and respected political leaders or statesmen. These teachers claimed to teach the virtue of the subjects, called arete.

The name Sophists was derived from he Greek work sophos, meaning the wise or skilled individuals.

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