This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'What is hyperplasia \nSelect and explain. \nA. Decrease in cell size, B. Increase in cell size, C. Increase in cell number, D. Decrease in cell number', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Physiological adaptive responses include:\xa0\n◆ Hypertrophy - increase in cell size\xa0\n◆ Hyperplasia - increase in the number of cells\xa0\n◆ Atrophy - decrease in cell size and number\n◆ Metaplasia - reversible replacement of one cell type by another differentiated cell type\n\xa0Hyperplasia is common in cells capable of replication namely labile cells / stable cells or stem cells', 'role': 'assistant'}]