Answer:
The options are
The area was once a forest.
The area was uplifted.
The area was buried in sediment.
The area was probably covered by water. The area was covered by volcanic material.
The answers are
The area was once a forest
The area was probably covered by water
Petrified fossils are formed when the organic substances present are replaced with mineral content .
Petrified fossils are usually common in areas such as places which were once forest and also area which were probably covered by water
