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: Social & Preventive Medicine
[{'content': 'Punett square is used for which of the following functions? \nSelect and explain. \nA. Predict genotype of offspring, B. Statistical analysis, C. Test a hypothesis, D. Track family history and inheritance', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The genotypes and phenotypes resulting from the recombination of gametes during feilization can be easily visualized by constructing a Punnett Square, named after Reginald C. Punnett who first devised this approach. Ref: Concepts of Genetics, By William S. Klug, Michael R. Cummings, Seventh Edition, Page 82', 'role': 'assistant'}]