Which of the Following Is NOT Illustrative of Today's Era

Which of the following is NOT illustrative of today's era of partisan federalism?

A) If a state government is dominated by one party and Congress or the presidency is controlled by the opposing one, the state may act on its own, fulfilling its policy preferences.
B) Officials in national government may try to obtain policy goals by proposing state action.
C) Members of both political parties, regardless of their personal ideological preferences of federalism, may vote against each other when in conflict with their policy goals.
D) Democrats tend to support federal government expansion in domestic policy, while Republicans tend to support state's rights over national expansion.
E) States have acted to invalidate (nullify) national laws by enacting state laws that conflict with policy preferences.