Answer:
good, old days
Explanation:
Since we need a comma between adjectives:
good, old days
The answer is Some villagers became Christian and others did not, so the villagers were no longer unified by long-established customs. because not everyone wanted to adapt another religion and different cultures and this caused problems between the villagers.
Man vs. Nature
The natural forces of the Earth are acting against him.
Answer:
there is no option but idiom is an expression or phrases whose meaning doesn't relate to literal meaning of it words