refers to quickness and intensity of emotional arousal, Two-year-old Eva's parents meet her assertions of independence with tolerance and understanding. They provide suitable guidance and reassurance. According to Erikson's theory, Eva will develop as a result., and motor activity.

Reactivity; Autonomy.

Explanation:

The term used to refer to emotional arousal in Reactivity. Reactivity can be defined as an alteration of behavior depending upon the observation of others.

According to the Psychosocial Developmental Theory of Erik Erikson, the guidance and reassurance of Eva's parents will develop autonomy in her.

Autonomy v. shame and doubt is the second stage in the Psychosocial Developmental theory. In this stage, a child of the age of 2 or 3 years starts developing a sense of self-control.

So, the correct answer is the Autonomy stage.