What effect did the fugitive slave act of 1850 have on the lives of escaped slaves? a. freed slaves returned to the south and burned many plantations. b. freed slaves could live without fear in the north. c. slaves no longer needed to use the underground railroad to travel north. d. many former slaves fled to canada, where they could be safe. e. northern states no longer allowed fugitive slaves to enter.

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.