Final answer:
Wheat and barley were grown in the Fertile Crescent, an area extending from Greece to the south of the Caspian Sea.
Step-by-step explanation:
The region that grew wheat and barley is the Fertile Crescent, which extends from Greece to a region south of the Caspian Sea. The cultivation of wheat and barley in this region dates back to about 12,000 years ago and is considered one of the earliest instances of agriculture. Other crops such as peas and lentils were also cultivated in this region.