A nurse tells another nurse that she thinks he did not provide adequate care for a client who underwent hip arthroplasty. Which of the following responses by the nurse demonstrates assertiveness?

"I feel as though I met the standard of care. Would you tell me more about your concerns?"

"You shouldn't make accusations. Your nursing care doesn't always set a good example."

"What do you have against me? It must be something, or you wouldn't be criticizing my care."

"I am at a loss for words. I always do my best to give good care to my clients."