Hello! The answer is false.
It is actually the opposite. The notochord is a primitive axial skeleton, and in humans, it disappears. It eventually becomes part of the vertebral column, which is the backbone that we have today.
Hope this helps!
I think its a , but double check because i dont want it to be wrong .
I believe it is B. Hope this helps!!
Answer: float
Explication: If the density is less than the waters then it will float
The troposphere has the highest density.