A Client Asks Why a 24-Hour Urine Collection Is Necessary

A client asks why a 24-hour urine collection is necessary to measure excreted hormones instead of a random voided specimen.Which response by the nurse is most accurate?

A) "We are testing for a hormone secreted on a circadian rhythm."
B) "The hormone is so dilute in urine, we need a large volume."
C) "We want to see when the hormone is secreted in both large and small amounts."
D) "You'd have to be here at a specific time of the day for a random urinalysis."