Nearly ____ of pregnancies end in miscarriages

a. one-fourth c. one half
b. one-third d. two-thirds

B

Psychology

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Worldwide, only about ______ percent of infants receive regular care from a nonrelative who is both trained and paid to provide care

15 20 25 30

Psychology

Children grow steadily during the preschool period, and by the time they are 6 years old, they weigh, on average, about ___________ pounds and stand ___________ inches tall

a. 36; 36 c. 46; 46 b. 40; 40 d. 50; 50

Psychology