Unlike australia, new zealand is a which means that all its power rests in the central government.
a. unitary state
b. federation
c. commonwealth
d. dictatorship

Unlike Australia, New Zealand is a Unitary State. Answer is A 

New Zealand is a unitary state rather than a federation—regions are created by the authority of the central government, rather than the central government being created by the authority of the regions

Answertrue;

What are the choices