Final answer:
Cassius attributed the unusual events to the anger of the gods. In ancient cultures, everything that happened in nature was believed to be influenced by the gods.
Step-by-step explanation:
Cassius attributed the unusual events to the anger of the gods (c). In ancient cultures, such as Mesopotamia, people believed that everything that happened in nature was influenced by the gods. They saw celestial surprises, like eclipses or new comets, as signs of the gods' whims or displeasure. Understanding these signs was considered crucial in order to appease the gods and avoid their anger.