This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: International health agencies, Subject name: Social & Preventive Medicine
[{'content': "In UNICEF's GOBI campaign, 'O' stands for: \nSelect and explain. \nA. Oral contraceptives, B. Oral rehydration therapy, C. Obesity, D. Occupational hazards", 'role': 'user'}, {'content': 'Answer: B \nExplanation: UNICEF - United Nations International Children Emergency Fund] UNICEF is promoting GOBI campaign to encourage 4 strategies for a child health revolution: G: growth chas (to better monitor child development) O: oral rehydration (to treat mild and moderate dehydration) B: breast feeding I: immunization (against TB, polio, diphtheria, Peussis, tetanus and measles) GOBI campaign is now GOBI-FFF: Family Planning Female education Food supplementation', 'role': 'assistant'}]