Which factor best describes the Flynn effect?

Question

Quizplus · Accepted Answer

The Flynn effect describes the phenomenon of a steady increase in average IQ scores in many countries over the past few decades. It is named after psychologist James Flynn, who found evidence of this effect in data from intelligence tests administered in many different countries. While the causes of the Flynn effect are not yet fully understood, some possible contributing factors include increased exposure to technology and changes in education and nutrition.

Which Factor Best Describes the Flynn Effect