Respuesta :
The answer is a. (1) talkies; (2) many film stars could no longer act because their voices were not well-suited for film.
After silent films, films with sounds were developed and were named "talkies". The first talkie film was The Jazz Singer. This was the beginning of talking dialogues in films, which is why silent film actors with strange voices were no longer cast.
After silent films, films with sounds were developed and were named "talkies". The first talkie film was The Jazz Singer. This was the beginning of talking dialogues in films, which is why silent film actors with strange voices were no longer cast.