The Nurse at the Fertility Clinic Instructs a Couple on the Huhner

The nurse at the fertility clinic instructs a couple on the Huhner test.The nurse knows that the teaching has been effective when they state:

A) "We must have sexual intercourse one day prior to the menstrual cycle."
B) "This test removes the spontaneity from our sex lives."
C) "The specimen is collected in a sterile cup."
D) "This test counts the number of sperm my husband produces."