What role did both men and women among plains indians share?
a. passing along traditions and knowledge
b. supervising spiritual life and rituals
c. gathering and preparing food
d. waging war to defend or extend territory **

in what ways did the nation's growing transportation system promote economic growth?
a. it made it easier for native americans and freed african americans to obtain the same goods as white people, boosting demand.
b. because it added costs for the delivery of goods, it made more profits for the manufacturers. **
c. railroad debates and pools brought down prices for small farmers, who could then afford to modernize their equipment.
d. it opened up national markets for selling and obtaining resources and lower costs of production.

. i need to know if my answers are right. if they're not explain why. y'all so much! if you have a question don't put it in the answer section, that's not fair for the people that are me and deserve the points.