She thought that because she wasn't completely aware of what her own status was to the people watching this competition.
August's surprise was matched by the entire crowd that watched the two interact.
Every question he asked was met with thousands or even tens of thousands of nodding heads as people wondered the exact same things.
And every answer that Eris gave surprised them even more.
Holy Clan geniuses were existences that were like the heavens to normal dragons in Arulion. The social hierarchy had become so embedded in their minds that seeing one of such godly beings talk to a commoner as an equal was preposterous to every single one of them.
Hell, it wasn't even them alone. From commoners to other Holy Clan members, everyone was dumbfounded by the interaction between the two.
She didn't think much of it, but to everyone else, her words were a direct acknowledgment of August's talent.