Rotation of the camera at exposure about its vertical axis, is known as A. Swing B. Tilt C. Tip D. None of these

The correct answer is: B. Tilt

Tilt is the rotation of the camera at exposure about its vertical axis. This can be used to create a sense of depth or perspective in a photograph.

Swing is the rotation of the camera at exposure about its horizontal axis. This can be used to create a sense of movement or action in a photograph.

Tip is the rotation of the camera at exposure about its optical axis. This can be used to create a sense of distortion or abstraction in a photograph.

None of these is the correct answer.