A 23-year-old primigravida client has a normal vaginal delivery. The next day, the nurse assesses the client's lochia for color, amount, and the presence of clots. Which of the following best describes lochia on the first postpartum day ？（）
A．Dark red (loehia rubra), large amount, with many clots.
B．Pink (lochia serosa), moderate amount, no clots.
C．White (lochia alba), scant amount, no clots.
D．Dark red (lochia rubra), moderate amount, with a few small clots.
