A nurse is reinforcing teaching with a client who has diabetes mellitus and a new prescription for glargine Lantus® insulin. Which of the following statements by the client indicates an understanding of the teaching?

"I should shake the bottle of insulin before withdrawing the medication."

"Insulin injected into the thigh is the most rapidly absorbed."

"Unopened vials of insulin should be kept in my refrigerator."

"I will use glargine Lantus® insulin immediately before each meal."