What historical distinction did sargon of akkad earn by uniting these regions?
a.
he conquered the cruelest ruler in history.
b.
he created one of the world's first empires.
c.
he ended the sumerian's belief in gods and goddesses.
d.
he was the first human named as a god.

He created one of the world's first empires.

Explanation:

Sargon of Akkad or Sargon the Great was the King of Akkad, known for conquering the Sumerian cities of the states in the 24th and 23rd centuries BC. He is the founder of the Akkadian dynasty.

He founded the first known empire called the Akkadian Empire, and ruled from 2334 BC to 2279 BC. e. His empire extended from Elam to the Mediterranean, including Mesopotamia, parts of Iran and Syria and possible parts of Anatolia and the Arabian Peninsula. He ruled from the city of Akkad, whom he built on the left bank of the Euphrates. Sargon is one of the first in history to create a multi-ethnic empire, governed from a single center. His dynasty ruled Mesopotamia for about a century.

i think the answer is b.