Which statement describes the contributions of Omar Khayyam? He was best known for his studies of Greek philosophy.
He became well known as an architect.
He was known for his poems about human existence and life.
He became well known for writing The Thousand and One Nights.

How are decisions by the supreme court under chief justice john marshall strengthened federal power

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.

Which legal case forced the university of maryland to admit an african american student to its law school?