The bystander effect refers to the tendency for an observer of an emergency to withhold aid if the:

Which social media guideline defines what to do if you find a fabrication on a social media site?

Aresearcher conducts a focus group to learn about attitudes towards hygiene and disease prevention. two weeks after the focus group, the researcher learns one of the subjects had a heart attack at home and was hospitalized, but made a full recovery. based on dhs regulations, the researcher report this event to the irb? no, this does not need to be reported since the subject had the heart attack when they were home, not at the focus group. no, this does not need to be reported since it is unrelated to participation in the study. no, this does not need to be reported because two weeks have passed. no, this does not need to be reported since the subject recovered.

If both the president and the vice president can no longer serve, who will become the next head of state?