The size of a population can get smaller with no influences from migration if birthrate or death rate A. increases decreases
B. decreases; increases
C. levels off; increases
D. increases, levels off

it should be B. decreases increases

Explanation:

Birthrate and death rate- if more animals are born than die then the population will grow but if more animals die than are born then it will shrink

i hope this helped

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the answer is translated आशा है कि मैंने मदद की.