The common people in the United States give the nation its vitality. So D
To control them from having too much power. if they have too much power then bad things could happen like having new laws because of personal opinion.
Answer:
The Mayan and other Mesoamerican cultures used a vigesimal number system based on base 20, (and, to some extent, base 5), probably originally developed from counting on fingers and toes. The numerals consisted of only three symbols: zero, represented as a shell shape; one, a dot; and five, a bar.
Explanation: