A 48-Year-Old Woman Tells the Nurse, "I Missed My Period

A 48-year-old woman tells the nurse, "I missed my period last month. Am I in menopause?" The nurse would respond that a woman is considered to be menopausal when:

A) Her periods have stopped for 1 year
B) Her periods have been irregular and light for 12 months
C) She has symptoms of vasomotor instability
D) She experiences symptoms of decreased estrogen, such as dyspareunia