In December, 2020, Daniel was recorded on camera to be relaxing at Long Bay Beach without wearing a mask.At the time, this is not against the law.However, in February, 2021, a new law is passed to prohibit lounging on a beach without wearing a face mask.The police review the recording and now wish to charge Daniel for this "crime".The legal theory/principle guiding this matter is that laws should be___________as opposed to____________