Nineteenth-century industrialization led to the development of __________ as a building material, and it was the first material to allow the erection of tall buildings with relatively slender walls.
a. cast iron
b. steel
c. reinforced concrete
d. veneer
e. treated wood
Question 2
Levi van Veluw explores _____________throug h other worldly landscapes in a form of self-portraiture.
a. his identity and place in the world
b. Dutch society
c. outer space
d. being a western artist
e. none of the above