The pair most closely related among the options is the Cat and Kangaroo, as they both belong to the class Mammalia, indicating a more recent common ancestor. In contrast, the other pairs have more significant evolutionary differences. Understanding taxonomic classifications helps identify these relationships. ;
The Cat and Kangaroo are the most closely related pair among the options, as both are mammals from the class Mammalia, indicating a more recent common ancestor. The other pairs have more significant evolutionary differences. Therefore, the correct answer is option C.
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