Bone marrow is composed of

The correct option is C Adipose tissue, areolar tissue and blood
Bone marrow is the tissue comprising the centre of large bones. It is the place where new blood cells are produced. The two types of bone marrow are "red marrow" which consists mainly of hematopoietic tissue, and "yellow marrow" which is mainly made up of fat cells. Red blood cells, platelets, and most white blood cells arise in red marrow.