Does anyone know the answer to this please be honest

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

How is the president involved in the process of bills becoming laws?

Which of these constitutional amendments made all people born or naturalized in the united states into citizens of the united states ?