Hey one question who thinks juice wrld is dead

Derek is working on a thesis on the changes in social behavior in the context of finding partners. an important part of his study concerns the various practices followed by males and females over the course of generations and how they have gradually transformed into our current social norms. derek can be called a(n) psychologist. (tb75)\

According to ohrp, a problem is an “unanticipated problem” when it meets which of the following criteria: unexpected, related or possibly related to the research, suggests that the research does not put the subjects or others at greater riskunexpected, related or possible related to the research, suggests the research puts subjects or others at greater riskunexpected, unrelated to the research but still occurring with a subject, suggests the research puts others at greater riskexpected, related or possible related to the research, suggests the research puts others at greater risk

How would having more railroad tracks be advantageous during a war