Answer:
You could about how the constitution was written centuries ago, and how amending it will help include those who were excluded from it and help make the laws already there better or just take them out completely.
They were used to working together in communities instead of as individual families.
Mountains affected Greek unity because they made it difficult for citizens of each Polis to travel for help or supplies from a neighboring Polis, so they had to become independent. Hope his helps.