A 16-year-old client at 18 weeks gestation with a normal BMI expresses concern about weight gain during pregnancy. The client wants to know how to avoid gaining too much weight. What is an appropriate response from the nurse?

A high-protein, low-carbohydrate diet may help keep your weight gain under control.

You are eating for two now, but breastfeeding can help you lose excess weight later.

Gaining 1 lb (0.5 kg) per week in this stage of pregnancy is important and expected.

You can exercise daily, so you don’t have to worry about weight gain.