Which statement about the effects of the supreme court's decision in dred scott v. sanford is true? question 7 options: a. the supreme court voted unanimously to emancipate, or free, scott. b. the decision can be considered a victory for northern abolitionists. c. the decision can be considered a victory for southern pro-slavery factions. d. the decision had little impact on the sectional conflict between north and south during this period.

Which of the following is an example of how the principle of beneficence can be applied to a study employing human subjects? providing detailed information about the study and obtaining the subject's consent to participate. ensuring that the selection of subjects includes people from all segments of the population. ensuring that persons with diminished autonomy are protected. determining that the study has a maximization of benefits and a minimization of risks.