Software Testing fifth edition (A Craftsman's Approach approach) chapter 3 questions answer needed. Please answer the below question Thanks

2. In many parts of the U.S., real estate taxes are levied by different taxing bodies, for example, a school district, a fire protection district, a township, and so on. Discuss whether these taxing bodies form a partition of a state. Do the 50 states form a partition of the United States of America? (What about the District of Columbia?) 3. Is brotherOf an equivalence relation on the set of all people?? How about siblingOf?, sameBirthdayAs