By saying “a victim of its own ubiquity and the industry’s conservative pace of development” (Line 5-6, Para. 1) , the author means that
A.
concrete suffers from its widely application as well as the slow development of building industry.
B.
concrete is not appreciated because of its dull color and other drawbacks, with little improvement as a building material.
C.
slow progress of building industry does harm to the application and popularity of concrete.
D.
concrete is ignored because it is conventional with little advance in its technology.