1) Are
2) There
3) in
4) have to
5) do
6) lives
7) well
8) have
9)should
10) Can
All of the fossils could be from fish,dinosoures,leaves, or plants. The reason why this could happen is because it could have happened thousand of years ago and the sea level could have been lower.
IT is not a analogy so it has to be a category.