The person that you should not ask for a letter of recommendation is C. Your parents.
A letter of recommendation refers to a formal document that validates the skills, works, or an academic performance of a person.
It should be noted that one can ask his coach, teachers, guidance counselor, for a letter of recommendation but it's not appropriate to ask your parents because they're close to you and will only want to portray you in a good light.
Red related link on:
https://brainly.com/question/12256729
