The statement which explains why Justice Kennedy found the RFRA unconstitutional is It violated the separation of powers and intruded on states’ rights. Thus the correct answer is C.
Unconstitutional is refer to a term that indicates anything that is not supported or promoted by the constitution of the country and violates its laws.
In the case of City of Boerne v. Flores, the Religious Freedom Restoration Act( RFRA) was the subject of controversy. The RFRA was found to be unconstitutional by the court because it went beyond the scope of the President's limited authority and Flores' lawsuit was rejected as a result.
Therefore, option C is appropriate.
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