Assertion: Carvial vertebrae, ribs and sternum together form the rib cage.
Reason: The bones of the limbs along with the girdles constitute the axial skeleton.
A. If both assertion and reason are true and the reason Is the correct explanation of the assertion.
B. If both assertion and reason are true but reason is not the correct explanation of the assertion:
C. If asertion is true but renon is false.
D. If both assertion and reason are false.