It can be a challenge to distinguish allergic symptoms from dry eye symptoms. Treating a patient who presents with concurrent allergy and dry eye symptoms, however, can be an even greater challenge.
User: how did chinas physical geography affect the development of its early civilizationWeegy: Chinas physical geography affected the development of its early civilization, because they were not close to any other countires, so they did not know to trade with other countries or did not know any other cultures.
The early Chinese people knew there were other tribes of people to the north. But they did not know there were other ancient civilizations in other parts of the world. The Chinese were isolated by their many natural barriers. To the east and south, China borders two seas-the China Sea and the Yellow Sea.Although these bodies of water provided food and water routes for trade, both seas are located in the Pacific Ocean.he Chinese were isolated by their many natural barriers. To the east and south, China borders two seas-the China Sea and the Yellow Sea. Although these bodies of water provided food and water routes for trade, both seas are located in the Pacific Ocean.