A nurse teaching a prenatal class is asked why infants of diabetic mothers are often larger than those born to women who do not have diabetes. On what information about pregnant women with diabetes should the nurse base the response?

Consuming more calories covers the insulin secreted by the fetus.

Fetal weight gain increases as a result of the common response of maternal overeating.

Extra circulating glucose causes the fetus to acquire fatty deposits.

Taking exogenous insulin stimulates fetal growth