Answer:
Option B
Explanation:
Microbiology is related to the study of microorganisms that are not visible through naked eyes. While virology is the study of viruses. Hence, both option c and d are incorrect. Immunohematology is associated with the study of antigens and antibodies of RBCs in case of blood transfusion. Â
However, in immunology, the entire immune system is studied inclusive of antigen and antibody interaction, infectious diseases, transplant issues, hypersensitivity etc. Â
Hence, option B is correct