A nurse is reinforcing teaching with a client who is at 36 weeks of gestation prior to her nonstress test. Which of the following statements indicates the client understands the teaching?

"I can expect this test to take 2 to 4 hours to complete.”.

"I am having this test because this is my first pregnancy.”.

"This test will measure the strength of my contractions.”.

"This test will measure my baby's heart rate when he moves.”.