This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli), Subject name: Microbiology
[{'content': 'Which bacteria is known as Friedlanders bacillus? \nSelect and explain. \nA. E. coli, B. Pseudomonas aeruginosa, C. Klebsiella pneumoniae, D. Vibrio parahemolyticus', 'role': 'user'}, {'content': "Answer: C \nExplanation: Klebsiella pneumoniae is also known as Friedlander's bacillus or Bacillus mucosus capsulatus. - Karl Friedlander, 1847-1887, German bacteriologist - who helped discover the bacterial cause of pneumonia in 1882. - Gram-negative, sho and straight rods, Nonmotile, lactose fermenter. - Capsulated, produce mucoid colonies. (Refer to the image below)", 'role': 'assistant'}]