Public science refers to the direct participation of the public in the process of producing scientific knowledge on the basis of the openness of science and the publicization of science policies. Public science refers to the general public's participation in the review of science-related science and technology policies, discussion of scientific issues, and transformation of scientific results. According to the above definitions, Which of the following are public sciences:. ['A medical ethics committee consults local science and technology workers on the moral hazards of gene editing.', 'The research and development department of a mobile phone company has publicly consulted consumers on whether to cancel physical buttons.', 'Der Spiegel survey company issues survey questionnaires in public places such as station square on 5G business prospects.', 'A company recruits trial volunteers to shorten the development cycle of new anti-cancer drugs.']