Allison is well liked by the other members of her swim team, but not well liked by other adolescent girls in her homeroom class. Allison would be considered

Statistically, who is least likely (per mile driven) to be in an accident?

a. Teenage drivers b. Middle-aged drivers c. Elderly drivers d. Very old drivers

Huela talks to her physician about assessing the health of her unborn child. The physician recommends a test that combines a blood test and ultrasound sonography. Which procedure did the physician recommend?

A. amniocentesis B. sonogram C. first-trimester screen D. embryoscopy