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.
China is the world's most populous country with more than 1.3 billion peopleâ20 percent of the Earth's population. Occupying most of East Asia, it is the fourth largest country in area (after Russia, Canada, and the U.S.).China's geography is highly diverse, with hills, plains, and river deltas in the east and deserts, high plateaus, and mountains in the west.hina's geography causes an uneven population distribution; 94 percent live in the eastern third of the country. Shandong province, with its mild coastal climate, has more than 90 million people, but Tibet, with its harsh mountain plateau climate, has less than 3 million.