As Measured by IQ Tests, Overall, Age-Related Losses Are Small

Multiple Choice

As measured by IQ tests, overall, age-related losses are small for most healthy, well-educated individuals because

A) ​IQ is an innate ability that does not change as one ages.
B) the ​test items on the IQ tests are only timed for young people and not for people over 40.
C) ​older people make up for their losses in explicit intelligence with their implicit intelligence.
D) ​IQ tests assess for components of both fluid intelligence and crystallized intelligence.