Question

which best defines a \talkie\ during the 1920s?
a film with sound
a radio broadcast of a speech
a singer who performed at concerts
a musical with lyrics

Explanation:

In the 1920s, "talkies" were a major innovation in film, marking the shift from silent films to motion pictures that included synchronized sound (dialogue, music, and sound effects). The other options do not match this specific cultural and technological term from that era.

Answer:

a film with sound