What's an Example of How the Gaze Is Used Within

What's an example of how the gaze is used within art history?

A) It describes the way participants in the floating world rendered in Japanese ukiyo-e prints look back at the viewer.
B) The gaze is how celebrants in a ritual union look at one another.
C) The gaze describes art historical analysis of the iconography of an image.
D) It's a privileged, one-directional mode of looking, such as when a European male looks upon a nude painting of a harem member.