Meteorologist..................................................................
Answer:
The good choice is:
A. From the expedition of Zebulon Pike.
Explanation:
Zebulon Pike (1779-1813) was a top military officer who explored the Louisiana Territory on orders from U.S. president Thomas Jefferson. He led two expeditions to the vast, newly acquired territory from France. The first expedition was in 1805, it looked for the source of the Mississippi River.
The Aztecs lived in what is now Mexico. Specifically central Mexico, and their capital was today's Mexico City (but they named it Tenochtitlan and it was an island then on a lake : it was subsequently dried and Mexico city replaced the lake)
C. the market demand curve to shift