Which of the following religious beliefs did many native american groups share? A. spiritual forces were present everywhere
B. prayers were only to be spoken at ceremonies
C. Totem poles were central to worship
D. Water and fire were the sustainers of life

yes, since there is a positive and a negetive if the positive and negitive wasn't there wouldn't a flow electricity in it.

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.