Which Is the Correct Sequence for the Evolution of Reptilian

Multiple Choice

Which is the correct sequence for the evolution of reptilian features?

A) notochord,vertebrae,jaws,bony skeleton,lungs,4 limbs and an amniotic egg
B) notochord,jaws,vertebrae,bony skeleton,lungs,4 limbs and an amniotic egg
C) notochord,vertebrae,jaws,cartilaginous skeleton,lungs,4 limbs and an amniotic egg
D) vertebrae,jaws,notochord,bony skeleton,lungs,4 limbs and an amniotic egg
E) notochord,vertebrae,jaws,4 limbs,bony skeleton,lungs,and an amniotic egg