Answer:
The correct option is B: breastfeeding can help her lose the body fat she gained during pregnancy
Explanation:
When a mother is breastfeeding, she needs extra 300 to 500 calories everyday than her normal feeding in order to keep the weight she needs to have a sturdy milk supply. However, even if she eats healthily, a breastfeeding mother can safely lose more than 0.45 kg of fat every weeks, the equivalent of 1 pound. Hence, this may be an encouragement to Kari as a breastfeeding mothers.