Answer:
Loyalty to nationality, not a monarchy.
Explanation:
The three estates of Medieval Europe were Church, Nobility, and Peasantry. The clergy were the people who performed the religious duties and they were in the Church estate, therefore the answer is A.
1. George Washington
2.Battle of Lexington
3. Samuel Adams
Remove the sqrt. So put both sides to the power of 2. Then -a and +b. You would get option B. C=9-a+b