Sparta placed more emphasis on B. Military service
Civilization in China began at the Yellow River Valley.
The four river valley civilizations were the Tigris & Euphrates Valleys, the Nile River Valley, the Indus River Valley, and the Yellow River Valley. Civilizations developed around rivers because their waters provided places to hunt and fish. Also, as the rivers flooded, the lands around them became fertile.
Answer:
because of the Donor and Warafanau
