As ruby steps into the subway car, she looks around and quickly decides it would be safer to sit next to the middle-aged, well-dressed woman than the man with bright orange hair and earrings. ruby has just engaged in the process of:

Rite three to five sentences describing your view of the supreme court's "separate but equal" principle in the plessy v. ferguson decision.

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

What was one goal of the u.s. invasion of iraq? a. overthrow a dictator b. overthrow the taliban c. hunt down and destroy a terrorist network d. liberating a nation from communism