What is Medea praying to the goddess Hecate for?

Explanation:

HEKATE (Hecate) was the goddess of magic, witchcraft, the night, moon, ghosts and necromancy. She was the only child of the Titanes Perses and Asteria from whom she received her power over heaven, earth, and sea. ... Hekate was usually depicted in Greek vase painting as a woman holding twin torches.

The Hohokam were affected by their living environment because they lived in a desert, which meant very little rainfall.In order to grow crops in their environment, they had to irrigate or build canals to collect water and help it flow to their fields.