What Describes a Characteristic Associated with Adolescent Pregnancy

What describes a characteristic associated with adolescent pregnancy?

A) The recommended weight gain is approximately 35 pounds.
B) The incidence of stillbirths and preterm births is 5 to 10 percent lower compared with adult women.
C) The incidence of pregnancy-induced hypertension is 5 to 10 percent lower compared with older women.
D) The time in labor is usually shorter than for older women because there are fewer overweight teenagers.