The answer to your question is B.
Every time I would say, but often is the answer as theory should be revised, and also done practically so that you don’t forget the concepts
The most likely meaning of this world would be c - ancient. This is probably true because when you think about it, when you're talking about an archetype, you're not talking about something dead nor extinct, neither about ruins, but you might be talking about something ancient - and the same goes for archaeology.
<span>B. maintain a balance of power.
The alliances among nations in Europe was established to maintain a balance of power in the region.
</span>
Ribosome: Is a complex molecular machine found within all living cells , that serves as the site of biological protein synthesis .
I hope that's help !