Answer:
Social status was achieved through family associations and through military conquests.
Explanation:
Some families within the trobos had prestige and reputation either through wealth or military conquests. This allowed people born into these families to achieve great social status. When these people married other individuals, these individuals enjoyed the same social status and reputation as their spouses.
Military battles on the other hand, promoted the rise of promising and successful warriors who achieved achievements for their tribe. This also promoted the rise of war heroes to high and distinct social status.
The Scots have influenced the cultural mix of Nova Scotia for centuries and constitute the largest ethnic group in the province, at 29.3% of its population.

Because, They don't have another money, or people doesn't really care about them. The poor have struggles to have medical attention how they life style is like. It's hard for them to get enough medical attention, and, that's why sometimes people need to donation some money that the poor can get food, fresh water, medicine they need. Sometimes when people try to help Mother Nature comes in.. and, ruin everything. Soooo... yeah.
Hopefully, this helps you!!

A people have governments to protect their rights
the answer to your question is a) they had advanced planning and developed effective military methods.