Answer:
Compact state
Explanation:
The given types of states can be defined as follows:
1- protruded state: This is the state that is extended on long territory
2- perforated state: This is a state that completely surrounds another one
3- elongated state: This state is long and narrow
4- compact state: This state is small and centralized. The distance from the center to any border does not vary significantly. It can be easily established
5- fragmented state: This is the state in which human or physical barriers fragments it
Now, confederation means combining several states together for a specific purpose.
Based on the above definitions, the compact state is the most suitable one for confederation
Hope this helps :)
