The invention of the arch, a significant architectural feat, is often credited to ancient civilizations, with the Roman civilization being the prominent pioneer of its widespread and sophisticated use. Let's examine each of the given options to understand why the Romans are associated with the development of the arch:
After analyzing each option, it is clear that the Romans not only utilized but truly mastered the arch, integrating it into their architectural lexicon. This mastery and the widespread use of arches in Roman architecture have earned them credit for its development.
Therefore, the correct answer is Roman.

