A nurse is assisting a client out of bed for the first time since delivery. The client becomes frightened when she passes a large amount of lochia.Which of the following responses should the nurse make?

"Urinary tract infections are associated with increased lochia.”.

"Lochia can pool in the vagina while you lie in bed.”.

"The amount of lochia increases during the postpartum period.”.

"You might have retained fragments of your placenta.”.