What is one distinguishing characteristic of a myth?

A distinctive feature of the myth is the use of symbology

Explanation:

Myth are narratives used by the ancient Greek peoples to explain facts of reality and phenomena of nature, the origins of the world and man, which were not understood by them. The myths use a lot of symbology, supernatural characters, gods and heroes. All of these components are blended into real facts, human characteristics and people who actually existed.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.