According to Schaie, the vast majority of us show no meaningful decline in the skills measured by the Primary Mental Abilities Test until we are well into our
A) fifties
B) sixties
C) seventies
D) eighties

Question

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According to Schaie's research, the vast majority of people do not show significant declines in the cognitive skills measured by the Primary Mental Abilities Test until they reach their seventies.

According to Schaie, the Vast Majority of Us Show No