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: Dental
[{'content': 'Theme of WHO in 2020 is: \nSelect and explain. \nA. Support Nurses and Midwives, B. COVID-19 Lets fight together, C. Universal Health Coverage: Everyone, Everywhere, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: THEMES OF WHO\n2020 – Support Nurses and Midwives\n2019 – Universal Health Coverage: Everyone, Everywhere"\xa0\n2018 – Universal health coverage\n2017 – Depression\n2016 – Diabetes\n2015 – Food safety', 'role': 'assistant'}]