________ implement the rules on who may and may not vote, manage the entire process of voting, and have a strong impact on citizens' experience at the polls

Devolution is the

A. contraction of state authority and the expansion of local government authority. B. passing of authority from the national government to the state and local levels. C. expansion of national authority that began in the 1960s. D. expansion of national authority that began in the 1930s. E. None of these answers is correct.

It is impossible to directly measure

A) extraneous variance. B) error variance. C) between-groups variance. D) within-groups variance.