which of the following is an example of ottonian architecture?\na. clerestory\nb. gallery\nc. arcade\nd. all…

Brief Explanations:

In Ottonian architecture, clerestories, galleries, and arcades are common features. A clerestory is a high - placed row of windows. Galleries are covered walkways, and arcades are a series of arches supported by columns. All these elements were used in Ottonian buildings.

Answer:

D. all of the above