which can most likely be concluded about the area where the samples were found? a. it is a mountainous…

which can most likely be concluded about the area where the samples were found? a. it is a mountainous region. b. it was formed millions of years ago. c. it is a desert. d. it was once covered by water.
Answer
Brief Explanations:
The presence of a fossilized shell - like object suggests that the area was once an aquatic environment where such organisms lived. There is no clear indication of it being a mountainous region, a desert, or information about its age in terms of millions of years from the given image.
Answer:
D. It was once covered by water.