A) Both (A) and (R) are true but (R) does not explain
B) Only (A) is true But (R) cannot explain
C) Both (A) and (R) are true and (R) is a correct explanation of
D) Both (A) and (R) are not- true
Correct Answer: C
Solution :
A species composed of only a few organisms has limited genetic variation and mating possibilities conditions for survival change and some the of there organisms die due to their lack of characteristics that could accommodate that change, the species would become smaller over time and could eventually die out.
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