In which type of government does a local government exist only to the central government

Which of these marketing methods henry ford sell the model t to many people who had never before owned a car? a) offering free maintenance on cars for a full year b) airing television commercials with memorable slogans c) advertising with the new communication outlets such as radio d) offering many different colors and models for buyers to choose from

What factor aided the russians in defeating napoleon's troops?

Should the united states have continued to fight in the vietnam war after 1968?