1 Harvard conducted one of the longest and most comprehensive studies of human development — the 75 year old Grant Study — that’s reached some fascinating conclusions regarding the recipe for leading a happy life. The sample group was comprised of healthy male…
Assinale a opção cuja reescrita não altera o sentido de: “Though all identities are confidential, it was recently discovered that John F. Kennedy was a sample participant.” (linha 5)
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