How and why did Athena become a goddess?

Answer 1

She is the daughter of the Supreme God of Olympus, Zeus, which naturally makes her a goddess.

Answer 2

In Greek mythology, Athena was born from Zeus' head after he swallowed her pregnant mother Metis. She became a powerful goddess of wisdom, warfare, and crafts because of her strategic counsel and association with concepts like justice and civilization. Athena's birth was significant because it symbolized Zeus's ability to give birth without a mother, highlighting her independence and wisdom as a deity.