A nurse is completing a health history and assessment for a client who reports they are pregnant.Which of the following findings is a presumptive sign of pregnancy?

Choice A rationaleA positive pregnancy test is a probable sign of pregnancy as it indicates the presence of hCG, a hormone produced during pregnancy. However, it is not a presumptive sign, as other conditions can also result in elevated hCG levels.Choice B rationaleAmenorrhea, or the absence of menstrual periods, is a presumptive sign of pregnancy. It is one of the earliest indications that a woman may be pregnant, though it can also be caused by other factors such as stress or hormonal imbalances.Choice C rationaleFetal heart sounds detected by Doppler ultrasound are a positive sign of pregnancy, confirming the presence of a fetus. This is not a presumptive sign as it is direct evidence of pregnancy.Choice D rationaleChadwick's sign, a bluish discoloration of the cervix, vagina, and labia due to increased blood flow, is considered a probable sign of pregnancy. It is not a presumptive sign but rather a physical change that occurs during pregnancy. .