"<span>a. During the two centuries following the discovery of the New World, over 90% of the native population were killed by disease and warfare" would be the best option but it should be noted that the 90% figure has been disputed recently.</span>

Spoiler alert:
He thought the villain was Severus Snape.
But it was actually Quirrell.

Equality. i hope that helps
Answer:
Festivals were also held in ancient Rome in response to particular events, or for a particular purpose such as to propitiate or show gratitude toward the gods. The rituals consisted of festivals, offerings (often of food or wine), and animal sacrifices. These rituals had to be carried out regularly and correctly in order to retain the favor of the gods towards the state, household, or individual.
Explanation:
B Calhoun i just asked google