Commoners in Ancient Rome were called what

Explanation:

There were a couple of names but these were most common.  Especially during the Roman times of social class isolation.

Ex;

Higher Class (Kings / Wealthy) > Middle Class (Steady, some rich) > Lower Class (Poor) > Slaves (Broke and owned by higher classes, and some middle)

sola scriptura

sola fide

sola gratia

solus christus or solo christo

soli deo gloria

the answer is catholics