The Nurse Suggests the Use of "I" Messages to Communicate

The nurse suggests the use of "I" messages to communicate a parent's feeling to an adolescent.What is the most appropriate example of an "I" message?

A) "I feel frightened when you stay out past your curfew."
B) "I am your mother,and I insist that you observe your curfew."
C) "I am sick and tired of your staying out late."
D) "I expect you to show me proper respect."