Answer: The map scale
Explanation: A Map Scale is defined as the ratio of the distance on a map to the distance on the surface the map represents. For example, 1 centimetres on a map represents 10 kilometres on the surface of the Earth. What this means is that for every 1 centimetre you measure on the map, that equates to 10 kilometres on Earth/ real life.
The red sea separates them.
Answer:
Hi, I'm happy to help, what's the question you need help with?
I think the United States is a well developed country. Like if you see India or Africa they are still developing.
I hope this helps :)