How did the development of agricultural technology such as the seed drill impact the industrial revolution

According to justice brown's opinion, social equality must be the result of what three factors?

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

Who is the current chief justice of the united states?