Once Civil Engineering: How does the Once Civil Engineering movement influence construction materials selection for sustainable building projects?

A$)$ By prioritizing the use of conventional materials with proven performance records

B$)$ Through the integration of innovative eco$-$friendly materials such as recycled steel and bamboo

C$)$ By advocating for the exclusive use of high$-$cost$,$ luxury materials to showcase prestige

D$)$ Through the promotion of synthetic materials to expedite construction timelines and reduce costs