Correct Answer: C

Rationale: The first action is to massage the client's fundus, as uterine atony is a common cause of postpartum hemorrhage, and this intervention can help stimulate uterine contraction and reduce bleeding.

Correct Answer: D

Rationale: Leaving a baby's diaper off to prevent diaper rash is not recommended because it increases the risk of infection. Proper diaper hygiene and frequent diaper changes are more effective in preventing diaper rash.

Correct Answer: C

Rationale: Postpartum depression can be triggered by various factors, but one of the strongest predictors is a rapid drop in estrogen and progesterone levels following childbirth. These hormonal changes can affect mood regulation, making some women more vulnerable to depression during the postpartum period.

Correct Answer: A

Rationale: Meperidine is an opioid analgesic that can cross the placenta and cause respiratory depression in the newborn. Naloxone is an opioid antagonist that is administered to reverse the effects of opioids. It is critical to have Naloxone available when opioids are administered during labor, especially close to delivery.

Correct Answer: B

Rationale: Kegel exercises help strengthen the pelvic floor muscles, which can improve bladder control and reduce urinary incontinence. The nurse should instruct the client to practice these exercises regularly.