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Below are the choices. the answer is C.
A) mass extinctions, leading to bottleneck effect
B) major evolutionary innovations, leading to rafting to nearby continents
C) a variety of empty ecological niches, leading to adaptive radiation
<span>D) adaptive radiation, leading to founder effect</span>
<span>Survei dan Dokumentasi</span>
Got this from google, scientists count a species population by first knowing the population in a certain area or small geographical sample location then multiply the result by the total area.
Answer:
Climate
Explanation:
when a certain part of the sea temperature is change leads to other places in the sea to change level due to its climate in other parts of the ocean