The first one is answer D
Since Amy Tan's mother, who is a non-English speaker, receives a rude treatment from the doctor, it depicts a certain discrimination towards those who could not speak English against those who can whether an accent is present or not. It was confirmed when the doctor became polite to Tan when she spoke English.
We sometimes like to feel frightened because it gives an adrenaline rush. This kind of fright we have can occur when doing things like watching a scary movie or doing a dangerous stunt. We do this because sometimes being frightened can be kind of fun at the same time.