Two-year-old Laura dropped a block into her toy box. She then dropped a cup, a car, and a doll—some gently, and some with force. Laura’s modification of her dropping scheme is an example of __________.

Dr. Hahn believes that language is etched into the structure of the brain. Dr. Hahn endorses the __________ perspective of language development.

Jamie’s twenty-third pair of chromosomes is XY. Jamie is __________.

Parents who discuss their childhoods with objectivity and balance, regardless of whether their experiences were positive or negative, tend to have __________ infants.

Which of the following is considered an external audience of a public relations activity?

Toby moved with his family just before he entered fourth grade, coming from third grade. In ecological systems theory, the move represents a change in Toby’s __________.

Coating the neural fibers with an insulating fatty sheath during the process of __________ improves the efficiency of message transfer. 

__________ is moderately related to attachment security in diverse cultures and SES groups.

Regina and Cassie adopted Chelsea from an orphanage in Argentina. Three years after her adoption, Chelsea displays abnormally low cortisol. This is a sign of __________. 

Which of the following is considered an internal audience for a public relations activity?