Hiroshi Morishima's Wagami Andon (fig. 12.7) demonstrates how the development of __________ has allowed lighting designers to use relatively flammable materials near the light source.
A. fiber optics
B. efficient electrical wiring
C. halogen lights
D. handmade paper
Question 2
Diego Velzquez completed Las Meninas (figs. 19.10 and 19.11) in 1656, but painted in the emblem of the __________ in 1659.
Fill in the blank(s) with correct word