Question

multiple choice question
monocytes are which type of cell?

lymphocyte
red blood cell
leukocyte
natural killer cell

Explanation:

Monocytes are a type of white blood cell, and white blood cells are also called leukocytes. Lymphocytes are a different type of leukocyte, red blood cells are erythrocytes (not monocytes), and natural killer cells are a type of lymphocyte. So monocytes fall under leukocytes.

Answer:

C. Leukocyte (assuming the options are labeled A: Lymphocyte, B: Red blood cell, C: Leukocyte, D: Natural killer cell; if the original options' labels are different, adjust accordingly, but based on content, the correct option is the one with "Leukocyte")