Virtual reality is being adapted to allow visitors to walk through __________

Which figure does NOT exemplify the exacting naturalism that characterizes Flemish portraiture of the fifteenth century?

A. the woman in Jan van Eyck's Double Portrait of A Giovanni Arnolfini and His Wife (Fig. 19-1) B. the figure in Jan van Eyck's Man in a Red Turban (Fig. 19-12) C. the Virgin in Dieric Bouts's Virgin and Child (Fig. 19-18) D. the donor in the Mérode Altarpiece by the Master of Flémalle (Fig. 19-10)

To modulate is to change

A. words. B. tempo. C. instrumentation. D. key.