More Questions for Christians

From Graveyard of the Gods.

4. Explain why we have plentiful evidence of transitional forms in the fossil record.
(The mere existence of one transitional form, let alone the dozens that we have, disproves Creationism)
5. Explain why we observe a nested hierarchy of species which is true both at the phenotypic and molecular level.
6. Explain phenotypic and molecular vestigial structures, and all such suboptimal anatomical functions.