Answer:
Frictional unemployment - the unemployment which exists in any economy due to people being in the process of moving from one job to another.
Hope this helps!
Answer:
D,It's was made to liberate Greek cities from Persian rule and as defence in the case of revenge Persian attacks.
I believe 5th dynasty of China is the Sui. Not sure what dynasties you speak of but that comes to mind first
The constitution allows for amendments to be added as people see fit.