Domesticated herd animals were first integrated into agriculture when they were used a. to assist hunters. b. for their meat and milk. c. to transport harvested crops. d. for their fur and skins. e. to prepare land for planting.

Avariable that is positioned between the independent variable and the dependent variable but does not interact with either to affect the relationship between them is called a variable. select one: a. moderating b. spurious c. mediating d. causal

Jacob’s four-month-old infant is crying continuously. while jacob’s wife suggests that he pick up the baby, jacob’s mother thinks that picking up the baby each time she cries is bad for the baby. why is jacob’s wife right? a. babies sleep better when carried. b. babies learn to cry whenever they want someone to hold them. c. babies may choke if crying while lying on their back. d. babies develop a sense of trust that someone is there to provide care.

Physical needs include: a. the need for sleep b. the need to feel safe c. the need to feel secure d. all of the above