​Felicia and Patty are thrilled that their baby daughter has recently learned to sit up by herself without assistance or support. According to your textbook, about how old is their daughter?

Paula is a developmentalist who believes that learning to walk involves many distinct skills that are organized and reorganized over time to meet a specific goal. Clearly, Paula is a proponent of the _______________ theory.

​Although the risk of using a cellular telephone during pregnancy is, as of yet, unclear, your authors do note that there is one way in which using cell phones represents an enormous risk for both pregnant women and their unborn children. That is:

When little Ella points to a sheep at the zoo and says “Doggie,” her parents smile and adore how cute she is even though, by lumping all four-legged furry animals into the category of doggie Ella has demonstrated _______________.

When Maurice’s father is teaching him to play racquetball, he observes that there are some strokes that Maurice can do very well, and there are others that he needs help with. The difference between these two skill sets is called the zone of _______________ development.

​Your authors give several examples of how research in human development has shaped social policies in the United States of America. Which social policy issues have NOT, according to your text, been affected by research on human development?

​Marlene is very angry at Dominique, a girl in her class, because she feels that Dominique has been flirting with her boyfriend. To get back at her, Marlene starts spreading rumors about Dominique that are designed to attack her character. Marlene is using ____ aggression to hurt her classmate.

​Cynthia is experiencing the “baby blues,” which involves feelings of irritation and resentment, accompanied by crying spells. If she has the typical “baby blues” how long can she expect them to last?

​According to your textbook, which of the following themes do infants have the ability to attribute to people’s behaviors?

​According to your text, what is the first step in doing research in the field of human development?