The Aztecs used<span> chinampas, or "floating gardens" man made islands, for </span>farming<span>.
</span>
To "c. serve as the Speaker of the House of Representatives" is not a responsibility of the vice president, since the Vice President's role as leader of the Senate would come into conflict with this.
I believe the correct answer is choice C. Credit Card Balance.
Hope this helps you! :-)
The Declaration of Independence and the Constitution are documents that provide the ideological foundations for the democratic government of the United States.
The Declaration of Independence provides a foundation for the concept of popular sovereignty, the idea that the government exists to serve the people, who elect representatives to express their will.
The US Constitution outlines the blueprint for the US governmental system, which strives to balance individual liberty with public order.