Answer:
markets are likely to be attracted to travel on cargo ships? What about river cruising? Explain the reasons for your opinions.
Drinking water in the community means that many people would dispose of waste in a bad way, they would create more pollution which is bad for the marine life, etc.
I think they could be solved if everyone could just follow the guidelines by recycling or doing good for the earth.
The correct answer is c.: it served as the be boundary between North Korea and South Korea. The current line is in a similar place, but it's not a straight line, unlike the line running along the 39th parallel.