the wing of a bird and the front limb of a mammal have a similar number and arrangement of bones. which…

the wing of a bird and the front limb of a mammal have a similar number and arrangement of bones. which evolutionary relationship explains these similarities?\na the wing and front limb are homologous structures, each evolved from a common ancestor.\nb the wing and front limb are analogous structures, each evolved from a common ancestor.\nc the wing and front limb are analogous structures, each evolved independently.\nd the wing and front limb are vestigial structures, one evolved from the other.

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