The correct option is C platelets
Platelets, also called thrombocytes are a component ofbloodwhose function (along with thecoagulationfactors) is to stop bleeding by clumping andclotting bloodvessel injuries.
Erythrocytes are red blood cells and leucocytes are white blood cells.
Osteocyte is a bone cell, formed when an osteoblast becomes embedded in the matrix it has secreted.