Answer: upward straight line
Explanation: u would need to draw the plot to see for sure but I’m pretty sure it’s that
The current DSM-IV would categorize Robert into the category of Gender Identity Disorder. There are two main identification points of the same: the opinion that a person is of other sex, and a persistent and strong gross-gender identification. The person is usually not comfortable with her own gender and behaves opposite.
Try reading the book, I know that will have ALL of the answers you will need to be successful.