A nurse manager is meeting with a staff nurse who is consistently late for work. Which of the following statements by the nurse manager demonstrates an assertive communication style?

"When you come to work late, I am concerned that client care will be jeopardized."

"If you're late one more time I'm going to fire you."

"No one here likes it when you are late for work, and it makes the other staff unhappy. Try to get here on time."

"You disappoint me when you come in late."