A) The correct impact of Moctezuma I on the Aztec Empire is that "Moctezuma I expanded the Aztec Empire’s territory. He also solidified alliances, which granted him more power. He enacted political and social reforms as well, such as requiring religious schools across the empire."
B) The Aztec Triple Alliance was "an alliance between the cities of Tenochtitlán, Tlacopan, and Texcoco."