In determining whether a witness is credible, an investigator should (check all that apply): A. observe the witness's demeanor while speaking

B. refrain from reaching conclusions about a witness's veracity

C. consider the witness's bias and motive to testify

D. consider whether the individual has the ability to make an effective witness

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience. b. report the adverse drug experience to the irb only if there are several other occurrences. c. report the adverse drug experience as part of the continuing review report. d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.

What is the difference between university and college?

How does henry’s statement reflect the idea of social contract? how does the idea of social contract protect people’s natural and individual rights