A nurse is reinforcing teaching about performing a glucose test with an adolescent client who has diabetes mellitus. Which of the following statements by the client indicates an understanding of the teaching?

"I will hold the lancet at a 45-degree angle when piercing my skin."

"I will stick the side of my finger with the lancet instead of the center."

"I will collect the first drop of blood by wiping it on the test strip."

"I will place my finger under cool water for a few seconds before the stick."