This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Medicine
[{'content': 'Complement deficiency predispose to infection with- \nSelect and explain. \nA. Pseudomonas aeruginosa, B. Cytomegalovirus, C. Neisseria meningitidis, D. Giardia lamblia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Neisseria meningitidis infection is seen in compliment deficiency Pseudomonas infection is seen in Phagocyte deficiency Giardia infection is seen in Antibody Infection Cytomegalovirus infection is seen in T lymphocyte deficiency Reference : Davidson, 23rd Edition, page no : 73.', 'role': 'assistant'}]