A nurse is teaching an adolescent about the procedure for completing a 24-hour urine test. Which of the following statements by the adolescent indicates an understanding of the teaching?

I can discard urine while I am at school if I keep track of the number of times I void.

I can stop the urine test earlier than 24 hours if I fill up the collection container.

I will include toilet paper that falls into the urine as part of the collected sample.

I will throw out my first urine sample when I start the urine collection.