In the context of the early Christian church, the term 'Gentiles' referred to whom?

Members of the Roman aristocracy

What was the core message Paul taught during his travels that made Christianity more accessible to non-Jews?

The necessity of following all traditional Jewish laws

Salvation was reserved only for the people of Judea

That anyone could achieve salvation through faith in Jesus

Only those who could read the original scriptures would be saved

The universal acceptance of Roman gods

The aqueduct system providing water to cities

The strong military presence in all provinces

The extensive and well-maintained network of roads