Predictable changes in adult personality are at the heart of the ______ model. trait timing-of-events typological normative-stage

The correct answer is Normative Stage Model.
The Normative Stage Model refers to the theoretical models, which depicts the psychosocial developments with relation to a specific sequence of age-associated changes.The Normative-stage model is the one, which holds the age-associated socially and emotionally changes, which emerges in successive periods which are sometimes marked by crisis.