A nurse is caring for an adolescent client who has a history of depression and suicidal ideation. Which of the following client statements should the nurse identify as requiring further intervention?

"I think that I missed two math tutoring classes last week, but I can still catch up."

"I have not used drugs in 6 weeks."

"I don't have anyone I can talk to about my problems."

"I have been participating in my local YMCA after-school dance program again."