Current guidelines suggest that toilet training goes most smoothly when it begins between 18 and 24 months of age

Of the following individuals, who is most likely to be unemployed in the U.S.?

a. Arnold, a white male b. Cassie, a white female c. Jerome, a black male d. Vanessa, a black female

Although newborns sleep more at night than during the day, their sleep–wake cycles are affected more by __________ than by __________

A) fullness–hunger; darkness–light B) darkness–light; wetness–dryness C) wetness–dryness; fullness–hunger D) wetness–dryness; darkness–light