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Geographic Isolation.Geographic isolation refers to a situation where a physical barrier such as a river or a mountain divides a population of species into two or more groups allowing each group to diverge along separate evolutionary paths. <span>
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Well I'm sorry if this is a tad bit late but ur answer issssss:
<em>Magnification power of ocular lens × power of the objective lens</em>
Hope this helped!
The answer to your question is A. You are correct
If this happened we would just keep getting g lots of the same thing
answer
the unique history of B is represented by B. it is not shared with any other organism