Recent Studies Find That a Disorganized Attachment Style Developed in Infancy

question 84

Multiple Choice

Recent studies find that a disorganized attachment style developed in infancy only when infants had the short version of the serotonin transporter gene-5-HTTLPR.This gene-environment interaction only occurred when:

• A)the infants' other-consciousness is poorly developed in the first six months after birth.
• B)mothers showed a low level of responsiveness toward their infants.
• C)maternal nutrition was deficient during the prenatal period.
• D)the infants were temperamentally inclined toward negative affectivity.

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Definitions:

Average Total Cost

The total cost per unit of output, calculated by dividing the total cost of production by the quantity of output.

Marginal Cost

The additional cost incurred to produce one more unit of a good or service.

Variable Cost Curve

A graphical representation that shows how total variable costs change with variations in output volume, helping firms visualize cost dynamics related to production levels.

Fixed Labor Cost

Expenses that do not change with the level of production or sales, such as salaries that must be paid regardless of the company's level of output.