Daylen and Daven had totally different childhoods. Daylen was raised in a supportive environment, and Daven was raised in an abusive, neglectful environment. Daylen always scored about 50 points higher than Daven on cognitive ability tests when they were in school. After graduation, they both were hired by the same company for the same occupation. Now, five years later, what would be the most likely result if they both took a cognitive ability test

This is simply known to assess cognitive abilities or are score gotten from one of several standardized tests designed to assess intelligence. It is one of the most heritable psychological traits.

The role of shared environment on how heritable effects change with age?

It is said that the views or etiologies may be different for higher versus lower ability individuals such that known environment may be more salient to higher ability individuals for a longer period of development than for lower ability individuals.

Social and Evironmental Variables

These are regarded as factors that interact with a child's genetic inheritance such that we do not fully understand.

Key Factors leading to Healthy Development

They include stimulation, adequate nutrition, and parental nurturing etc.

Specific Social Variables

This is simply known as family income and education levels, along with adequate parenting and health nutrition.

Specific Environmental Variables

This includes access to stimulating toys or challenges, good schools are positive environmental variables and also pollution, crime, and noise would be bad ones.