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How did you go about solving this one? I get why A is correct ( i think):

Peer Review - Findings Brought to Journal

Assumptions are my worst question type by far with over 25% of my incorrect answers being Assumption questions.

Assume A isn't true and that there are other ways to peer review medical discoveries. Doing so invalidates the conclusion that "waiting until a medical journal has published the research findings that have passed peer review is the price that must be paid..."