Which of the following best describes the relationship between state and county governments?

a. unitary, where the state can create or abolish county governments as they believe is in the best interest of the state
b. federal, where the county relies on the national government instead of the state for authority
c. confederal, where the county and the state share equal power between them

b. federal, where the county relies on the state government for authority within its borders, but still retains some level of autonomy.