What lasting political changes were brought about by world war 1? plz answer right

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

Which is not characteristic of capitalism? a) market e-commerce b) supply and demand c) freedom of competition d) a society without social classes

Which asian nation's constitution has over 40 articles devoted to protecting the rights and civil liberties of its citizens? a) china b) india c) japan d) korea