When trying to determine whether A causes B we often try to account for or eliminate other potential causes of B. This is known as

The fact that U.S. economic productivity increases only started appearing in the 1990s, decades after rapid increases in the rise of computer technology began, is a reflection of ____________

a. how primitive earlier computers and computer technology were for many years, despite the notable advances and change b. how slow most American businesses and public sector organization are to adapt to change c. how the information revolution is still at an early stage, with political and social effects lagging behind technological advances, as in the past d. the fact that many older persons in the U.S. were unable or unwilling to adopt to technological change

Do voters think in terms of ideologies? Are voters' attitudes generally consistent? If not, what explains the inconsistency?

What will be an ideal response?