In 550 bc, which leader began the persian empire along the northeast coast of the persian gulf?

Cyrus the Great.

Explanation:

The Persian Empire rose as a combination of semi-nomadic tribes who reared goats, sheep and cattle on the Iranian plateau. Cyrus the Great, was a leader of one such tribe who began defeating the nearby kingdoms including Lydia, Media and Babylon. By establishing the Achaemenid Empire, the first Persian Empire, he brought together all these kingdoms together. His empire was a hub of religion, culture, art,  science and technology for more than two centuries.

imma have to go   the third option

sorry if i am wrong hope this

if i am right plz give me brainliest