Nine-year old Sofia was excited about having a new baby brother. However, she was not excited about the fact that he now gets all the attention. She finds that she no longer wants to attend to him when he cries or needs something. Her parents have also noticed, and are frustrated by, her need to suddenly suck her thumb. Which of the following defense mechanisms may best explain Sofia's new thumb-sucking behavior?

Question

Quizplus · Accepted Answer

Sofia has reverted back to a behavior from an earlier stage of development, which defines regression.

Nine-Year Old Sofia Was Excited About Having a New Baby