Answer:
Based on the search results provided, it appears that the statement "During the 1920s and 1930s, graphic design in America was dominated by traditional illustration" is true. This is supported by search results [1], [3], [4], [6], [8], and [10], all of which make similar statements.
It's worth noting that the rise of Art Deco during this time period, as mentioned in the Wikipedia summary, did have an impact on graphic design in terms of its use of bold geometric forms and updated craftsmanship. However, traditional illustration still remained dominant in American graphic design during this period.
Additionally, it's important to keep in mind that the dominance of traditional illustration in American graphic design during the 1920s and 1930s was a reflection of the broader artistic and social trends of the time, such as the popularity of Art Deco, the economic challenges and visual aesthetics of the Great Depression, and the emergence of new printing technologies.
Step-by-step explanation: