Which of the Following Statements Is TRUE with Respect to the Relationship

Which of the following statements is TRUE with respect to the relationship between federal and provincial jurisdiction under the Constitution?

A) The division of powers in the Constitution means that there are never conflicts or overlaps in authority.
B) The federal and provincial governments never have concurrent jurisdiction over an area.
C) The doctrine of paramountcy says that,if validly enacted federal and provincial statutes conflict,the federal law prevails.
D) The doctrine of paramountcy says that,if validly enacted federal and provincial statutes conflict,the provincial law prevails.
E) A law enacted by one level of government may not incidentally regulate a matter that is under a head of power allocated to another level of government.