Shells are the exoskeletons of clams, snails and oysters. Hope that helps
The spinal cord is in the backbone (aka spine). The spinal cord is part of the central nervous system
How I remember where the spinal cord is the root of the words spine and spinal cord is similar
Hope this helped!
~Just a girl in love with Shawn Mendes
Fossil B would most likely be correct in this situation
Answer:
The oceans could become polluted with oil, coal, and other contaminents that would come about when mining in such a grand scale
Explanation: