What is one technological advancement created by the Romans that is still used today?


A) catapults
B) concrete
C) aqueducts
D) accounting

ANSWER: B) CONCRETE

Respuesta :

Answer:

B: concreate

made from a mixture of broken stone or gravel, sand, cement, and water, that can be spread or poured into molds and that forms a mass resembling stone on hardening.