This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Which of the following cells is known as large granular lymphocyte (LGL) - \nSelect and explain. \nA. Plasma cells, B. NK cells, C. T cells, D. K cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: NK cells (belonging to the group of innate lymphoid cells) are defined as large granular lymphocytes (LGL) and constitute the third kind of cells differentiated from the common lymphoid progenitor-generating B and T lymphocytes. Reff: Ananthanarayanan & Panikers textbook of microbiology 9th edition pg: 137', 'role': 'assistant'}]