You and your lab partner are classifying the rocks found in the sample shown.

which statement demonstrates a correct identification and rationale?

a) sample s is sedimentary rock because it contains a fossil.

b) sample s is metamorphic rock because it contains a fossil.

c) sample s is igneous rock because of its ribbon-like layers.

d) sample s is sedimentary rock because of its ribbon-like layers.

a

Explanation:

A

Explanation:

The image shows a rock with a fossil in it. Fossils are found only in sedimentary rocks. Sedimentary rocks are formed from particles of sand, shells, pebbles, and other fragments of material that accumulate in layers over time.

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.