Under Ohio's State Constitution,the Ohio Environmental Protection Agency Issues a New

Under Ohio's state constitution,the Ohio Environmental Protection Agency issues a new rule,the Polk County Commission approves a new property tax measure,and the professors and students at Ohio Law School publish the results of their most recent legal research. Sources of law include

A) the measures approved by local governing bodies.
B) the results of legal scholars' research.
C) the rules issued by state administrative agencies.
D) the measures approved by local governing bodies and the rules issued by state administrative agencies.