Final answer:
In the Civic Mirror game used in social studies, each Civic Mirror year is divided into four seasons, reflecting the passage of time and decision-making in a simulated country.
Step-by-step explanation:
The question 'Each Civic Mirror year is broken up into 4 _______(s).' relates to the Civic Mirror educational game, which is a simulation used in social studies courses to help students understand government, economics, and citizenship in a fictional country. In the context of the Civic Mirror game, each year is broken up into 4 seasons. These simulate the passing of time and the various events and decision-making processes that occur throughout a year within the country that the students are collectively managing.