The delivery technique Marcus is using while delivering a speech verbatim from a teleprompter is manuscript delivery.
So the text he is reading is called a manuscript, and he is delivering it in front of cameras or people. Verbatim means word for word - so he is reading everything that is written in the text. This is a common method of reading text during news on TV, for example.
The machinery worked so badly that the revolution of the turret was stopped.
C. You can receive instant feedback from your audience
