Henry,the Seven-Year-Old Subject of an Experiment,has Been Acting Out by Hitting

Henry,the seven-year-old subject of an experiment,has been acting out by hitting his little brother often.Observing psychologists attempt to explain Henry's violent behavior.Which of the following is the explanation most likely to be provided by a humanistic psychologist?

A) Henry's aggression is caused by a chemical imbalance in his brain.
B) Henry's aggression is facilitated by the feelings of abandonment he experienced as a toddler.
C) Henry's aggression is facilitated by the attention he receives when he hits his brother.
D) Henry's aggression is caused by Henry's use of his free will.