Here are the answers to your questions:
Question 1
A) Which is a source of political conflict between China, Japan, and South Korea today?
Answer: land claims in the South China Sea
Question 2
A) Use the drop-down menu to complete the sentence.
East Asian nations have imposed tariffs and other trade barriers to protect their industries, but these barriers have slowed economic growth.
Question 3
A) Which major threat does North Korea pose for the region?
Answer: North Korea's nuclear weapons program undermines peace and security.
Question 4
A) How does China's geography contribute to the environmental hazard shown?
Answer: Wind carries air pollution to dense urban centers and smog settles in heavily populated lowlands.
Question 5
A) What problem has China tried to solve by building hydropower dams, such as the Three Gorges Dam?
Answer: scarcity of water
Feel free to ask if you need further clarification or assistance!