Which civilization collapsed around 800 CE but had a profound influence on future societies in Mesoamerica?

Teotihuacan is the correct answer because it was one of the most significant urban centers in pre-Columbian Mesoamerica, flourishing from about 100 BCE to 800 CE. Its collapse around 800 CE marked a pivotal point in Mesoamerican history, but its influence endured long after its decline. The city's vast and complex urban layout, impressive architecture (like the Pyramids of the Sun and Moon), and cultural practices set foundational trends that were absorbed and adapted by subsequent civilizations, including the Toltecs and the Aztecs.

Teotihuacan was not only an economic powerhouse but also a cultural and spiritual center, influencing trade networks, art styles, and religious practices across the region. The city’s decline led to significant changes in political power dynamics and cultural shifts, but its legacy continued to shape Mesoamerican societies for centuries.

The Olmec, while influential as one of the earliest Mesoamerican civilizations, had already collapsed by the time Teotihuacan was at its height. The Aztec civilization rose much later, in the 14th century, building upon the cultural foundations laid by previous societies, including Teotihuacan. The Inca civilization also emerged in South America and was not directly connected to