The correct answer is number 2) evaluate a piece of work in terms of its beauty.
An art historian does all the following except evaluating a piece work in terms of its beauty.
Aesthetics or beauty is not part of the job of an art historian. It has to analyze all the information he can gather, draw conclusions about a piece of work or period, and develop theories about them.
An art historian study the meaning of the piece of art, the time it was painted, the artists that painted it, the style or the technique, and the meaning of the painting in the time it was done. It could explain the correlation of the painting with a certain historical event
