Why did the inca empire decline? choose all answers that are correct. a. a civil war weakened the inca empire before the spanish arrived. b. the inca had no immunity to the diseases the spanish unknowingly carried. c. pizarro held the inca emperor hostage for a short time before freeing him. d. the inca made the mistake of trusting the spanish to keep their word. e. the spanish were unprepared for the inca's sophisticated weapons and firepower.

The correct answers are (B): The Inca had no immunity to the diseases the Spanish unknowingly carried and (D): The Inca made the mistake of trusting the Spanish to keep their word

    The Spanish were duped into meeting with the conquistadors in a peaceful gathering , in the meeting an Inca emperor Atahualpa was kidnapped and held for ransom. After paying over $50 million in gold by today's standards, Atahualpa, who was promised to be set free was strangled to death by the Spaniards who then marched straight for Cuzco and its riches. The collapse of the Inca Empire also started when the Spaniards transmitted their diseases to locals who spread them to other parts of the continent including South America. It is believed that in ten years between 50% and 90% of the population was attacked by diseases like smallpox, influenza, typhus, diphtheria, chicken pox and measles,

paper money known as continental currency, or continentals.