Question

Adulthood is usually a time of _____. fluctuating iq, with dramatic individual differences increasing iq, with very few individual differences decreasing iq, with dramatic individual differences increasing iq, with dramatic individual differences

Answer 1

I believe the answer is A. increasing IQ, with dramatic individual differences
IQ represents the core processing capabilities that each persons have within our brain. The development of this IQ is mainly influenced by Genetic factors, but several factors such as Nutrition and learning process could help a little in developing it.