Which industry was the first to push heavily for new developments in technology?

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

Why was the agricultural revolution more successful in england than in the rest of europe?

The navigation acts restricted american traitor only france? true or false