Kelly is 14 and pregnant. Which of the following problems is Kelly's baby most likely to have?

Your little sister is 14 years old and has been extremely emotional lately. Her mood changes suddenly and abruptly. According to your friends, teenagers are highly emotional, and their mental state is always on shaky ground

Your mother believes that your sister is most likely being flooded with estrogen and progesterone, which is affecting her emotions. Your older sister thinks that your younger sister's brain is developing and her body is going through multiple changes. You know these changes are occurring; however, after reading your text, you know scholars attribute adolescent's variability of emotions to ____. cognitive and environmental factors || emotional and psychological factors || hormonal and endocrine factors || biological and physical factors || || ||

Alfred Binet and Theodore Simon addressed practical educational concerns by

A) launching the normative approach. B) constructing the first intelligence test. C) writing the first parenting books. D) conducting child observations and parent interviews.