The most accurate statement concerning the carthaginian empire is: a. their influence did not extend more than 20 miles beyond the city walls b. their multiethnic empire proved far more stable than any of the greeks c. by the mid 6th century, carthage was absorbed into the athenian empire d. their empire was neither durable nor as extensive as the athenians.

Option:  b. their multiethnic empire proved far more stable than any of the Greeks

Explanation:

The Carthaginian empire formed with the collaboration of Phoenician colonies, which situated in the Northwest Africa region resulted in growing into a powerful empire. The Phoenician colonies grew to develop in the coastal region and controlled the Mediterranean sea for trading purposes.

The empire was built with multi-ethnic groups because of coastal cities, which allow people from different regions to settle here for trade including Hispanics, Celts, Italians, and native Sicilians, Africans, and Punics.