A New Mother Asks the Clinic Nurse If She Must

A new mother asks the clinic nurse if she must continue giving her baby nystatin for thrush since the white lesions on his tongue have disappeared.The nurse replies:

A) "No.When the lesions have gone you may stop the nystatin."
B) "Yes.You should continue it for the full 7 days."
C) "No.Thrush is a self-limiting disorder and nystatin is given for comfort only."
D) "Yes.The medication should be refilled for a second week of therapy."