Answer:
i think A emmm nonono, i think B is the answer, but C i think is a true too. and my answer is A, B, C, D
well just to let you know ''HINT'' OPEC is oil.
Adaptions because the new group is evolving and forming a newer, better system
Bone scan
A bone scan is a radiographic test
used to view the entire skeletons thereby helping to diagnose problems with the
bones. It safely uses a very small amount of a radioactive drug called a
radiopharmaceutical. It has also been referred to as a dye but it does not
stain the tissue.