A nurse is teaching about car seat safety to the parents of a newborn who was delivered at 38 weeks of gestation. Which of the following statements by a parent indicates an understanding of the teaching?

I can use a sleep sack to keep my baby warm in the car seat.

My baby will need a car seat challenge test before discharge.

When my baby is 1 year old, I can turn their car seat facing forward.

The car seat should be positioned in the car at a 45-degree angle.