The Spanish attacked the Aztec capital. How did the design of the city give the Aztec's an advantage over their attackers? Answer using a complete sentence.

Which two statements regarding graduated driver licensing are true? select all the correct answers. gdl new drivers gain skills under low-risk conditions. gdl new drivers gain skills under high-risk conditions. gdl laws are the same across states. gdl laws vary across states. gdl does not need parental supervision and coaching.

The health care system in is referred to as a singleminus−payer health care system, and is a system in which the government provides national health insurance to all residents.

Who was the first female secretary of state?