Use the timeline below to answer the following question: Timeline with the following entries, 1195 CE Aztecs arrive in the Valley of Mexico. 1250 The Aztecs settle near Lake Texcoco. 1325 The city of Tenochtitlan is founded and the first Aztec temple was built. 1350 Canals and Causeways are built in the city. 1370 The Tepanecs are defeated. What does this timeline demonstrate about the history of the Aztecs? The Aztecs were not originally from the area where Tenochtitlan was built. The Aztecs were not prepared to sufficiently handle the disruption of European arrival. The Aztecs used the infrastructure already in place for their large city. The Aztec economy was built around the maritime resources available in the area.