In the United States, ________ toddlers have the highest rates of iron deficiency prevalence rates

There is no single, identifiable cause for ________ hypertension, which accounts for approximately 85 percent of all cases of high blood pressure

a. systolic b. secondary c. essential d. diastolic

Children's _______________ in pre-K and Kindergarten is the strongest predictor of reading ability in third and fourth grade.

a. IQ b. Phonemic awareness c. Social class background d. Vocabulary