Which source would most likely include a personal account of how apartheid affected black citizens of south africa?

a) a textbook about south african history
b) notes from the south african legislature in 1950
c) a letter from a south african civil rights leader
d) a novel about the end of apartheid in south africa

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.