The "Black Land," referring to the fertile soil along the banks of the Nile River, significantly impacted ancient Egyptian civilization by providing irrigated farmland that produced abundant crops such as wheat and flax. This fertile soil was a key factor in supporting Egypt's agricultural economy and sustaining its growing population, ultimately contributing to the stability and prosperity of ancient Egyptian society. Therefore, the correct response would be:
"This irrigated farmland located by the Nile provided fertile soil to grow wheat and flax crops."