scratch it wait for it to go away tell the teacher right away tell his best friend after school
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: What should a student do if he gets a red, itchy rash after a class field trip?
Possibilities:
- scratch it
- wait for it to go away
- tell the teacher right away
- tell his best friend after school

tell the teacher right away