A nurse is precepting a nursing student in the pediatrics unit. The student nurse is preparing to administer an injection to a 14-month-old infant. Which statement by the student nurse indicates a need for further teaching by the licensed nurse?

“I will use a needle that is 7/8 inch to 1 inch long.” “I will give this injection at a 90-degree angle of insertion.” “I will give this injection in the vastus...