Intense and reactive infants become unusually anxious and aroused when facing new or strange situations. This best illustrates the importance of

Question

Quizplus · Accepted Answer

The description of "intense and reactive infants" refers to a particular temperament style that some infants may have. Temperament refers to a person's characteristic emotional reactivity and intensity that is biologically-based and relatively stable over time. Therefore, it is the most relevant choice in this context.

The other choices, such as the male chromosome, DNA, and epigenetics, do not directly relate to temperament or the traits described in the scenario.

Intense and Reactive Infants Become Unusually Anxious and Aroused When