Caddy is more likely to have an anxiety disorder than other adolescents. It is because an anxiety disorder can occur with other mental disorder such as clinical depression which states that Caddy is suffering from. So it is predicted that she may experience an anxiety disorder.
For some reason I have a little bit of doubt that this is related to your schoolwork, however this is important to learn to not do so by mistake. This would take a few minutes of inhaling fumes and is a very painful way to die. Even if it doesn't kill you, exposure can lead to brain damage and chemical burns. 5-10 minutes of non ventilated inhaling.
I think c would be the answer
A is the answer I've had this question before also on a health work sheet