Final answer:
Indra liberates the waters from a dragon called Vritra in the myth “Indra Slays the Dragon,” embodying the victory of good over evil and restoring prosperity.
Step-by-step explanation:
In the tale “Indra Slays the Dragon,” the heroic figure Indra liberates the waters from a dragon known as Vritra. This dragon is a blocker of rivers, a symbol of chaos and drought, preventing the waters from nourishing the earth. By slaying the dragon, Indra restores fertility and prosperity to the land, enacting a theme of good triumphing over evil, which is seen in various mythologies including Vedic and Zoroastrian traditions.