Beginning in 1935,new Technology Enabled Indian Films to Use the "Playback

Beginning in 1935,new technology enabled Indian films to use the "playback song," which was:

A) sung by actors on camera and then rerecorded by them on 78-rpm records.
B) sung by actors on camera and then rerecorded by professional singers on 78-rpm records.
C) sung by professional singers on camera and then recorded by them on 78-rpm records.
D) prerecorded by actors and then lip-synched by them on camera.
E) prerecorded by professional singers and then lip-synched by actors on camera.