Using block grants to return power to the states was part of ________ during the Nixon
(1969-1974) and Reagan (1981-1989) administrations.

A) the New Deal
B) the Great Society
C) New Federalism
D) the New Frontier

The policy of using block grants to return power to the states was known as New Federalism, which was advocated for by both the Nixon and Reagan administrations. The New Deal, the Great Society, and the New Frontier were all initiatives of earlier presidents (Roosevelt, Johnson, and Kennedy, respectively) and did not focus on returning power to the states through block grants.