Which grew significantly during the 1920s? A. the impact of television B. the popularity of the telegraph C. the influence of the automobile D. the frequency of air travel

During the 1920s, the influence of the automobiles grew significantly. The rise in income generated capital for investment in the capital goods. Advancements of Henry Fors, made the dream of Americans to own a car, true. Advertisement of the same also played a major role in the same.