If you wanted to study detailed features of a volcano on the island of Hawaii would you use a map with a scale of 1:150 or 1:150 000? Why?

This map shows the member states of the european union (eu). based on this map, what is the most likely reason the eu was formed? a) to increase trade between european nations b) to protect themselves from foreign enemies c) to begin the process of forming one large nation d) to isolate europe from the rest of the international community j