What does the 9th amendment limit?

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

Brainliestttme : ) how did the soviet union try to maintain control?

What was a challenge for president truman’s political agenda in 1950