Final answer:
The rate of cinema-ticket selling by 1930 was high due to the increased popularity of movies in the 1920s.
Step-by-step explanation:
The rate of cinema-ticket selling by 1930 was high due to the increased popularity of movies in the 1920s. With the prosperity of the decade, Americans had more disposable income to spend on entertainment. Movie palaces, capable of seating thousands, were built in major cities, and people of all ages attended movies regularly. By the end of the 1920s, weekly movie attendance had reached ninety million people.