Two immune cells have very similar functions. Both immune cells release histamine and induce inflammation. However, ______________cells reside in specific tissues, while____________ cells travel through the blood stream.

• A. Mast cells; Basophil cells.
• B. Basophil cells; Neutrophil cells.
• C. Granulocyte cells; Basophil cells.
• D. Eosinophil cells; Dendritic cells.