Why did many aristocrats favor the philosophy of legalism

Rank the following from most to least devasting: ordovician,permaian,cretaceous, pleistocene

Personality traits.. .remain stable throughout life ..change at different rates to different degrees ..are more obvious during childhood ..all of the above

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality.potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english