A nurse is reinforcing teaching about car seat safety with a parent of a newborn. Which of the following statements by the parent indicates an understanding of the teaching?

“I should place my baby in the car seat at a 50 degree angle.”

“I will place the retainer dip at the level of my baby's armpits.”

"I will place a thick, soft pad behind my baby's back."

“I can turn the car seat so it faces forward when my baby weighs 15 pounds.”