In Pairs of Twins Where One Baby Was Born Much

Multiple Choice

In pairs of twins where one baby was born much heavier than the other, which baby is at greater risk for developmental problems, such as mental retardation?

A) the lighter baby
B) the heavier baby
C) Both babies are a great risk, regardless of diet and medical care.
D) Neither baby is at unusually great risk, as long as they both receive adequate care.