Which major film studios emerged after the arrival of sound?

Which studio was known for producing big-budget musicals, comedies, melodramas, and literary adaptations?

Which studio branded itself as the studio of the working class and produced low-budget melodramas and gritty gangster movies?

Which studio was the home of the extremely popular Fred Astaire and Ginger Rogers musicals?

Which technological advancement in the film industry allowed for the use of color in films?

Which film was the first to use Technicolor and starred Errol Flynn?

What is the standard aspect ratio established by the Academy of Motion Picture Arts and Sciences in 1932?

What was the extreme widescreen ratio called that involved shooting a film with three separate synchronized cameras?

Which aspect ratio became the standard for widescreen cinema in the mid-1950s?