Since Sheila Has Become a Teenager, She Tends to Be

Since Sheila has become a teenager, she tends to be idealistic, more critical of her parents, and generally indecisive. Which of the following statements regarding Sheila is true?

A) She is showing signs of a possible learning disability.
B) She is displaying characteristics of adolescence that will probably benefit her in the long run.
C) She probably has severe psychological problems and bends easily to peer pressure.
D) She probably has a history of attachment insecurity with one or both parents.