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 east and south of the country consists of fertile lowlands and foothills, and is the location of most of China's agricultural output and human population. The west and north of the country is dominated by sunken basins (such as the Gobi and the Taklamakan), rolling plateaus, and towering massifs.he east and south of the country consists of fertile lowlands and foothills, and is the location of most of China's agricultural output and human population. The west and north of the country is dominated by sunken basins (such as the Gobi and the Taklamakan), rolling plateaus, and towering massifs.