Which formal device is used by Bach in the first movement of Cantata 140?

The styles of Byzantine and barbarian fibulae were different, with Byzantine fibulae in simple shapes showing intricate patterns and the barbarian fibulae showing more elaborate forms. Please identify the two fibulae below.

What will be an ideal response?

Giotto was important because he

a. went back to nature as his guide, as had the Greeks and Romans. b. used direct experience to judge truth. c. believed that what we see is the basis of art. d. All these answers are correct.