The history of human cultural inventions
a. has continued at a steady pace for 10,000 years.
b. has increased most dramatically over the past two centuries.
c. began with the agricultural age.
d. was most rapid during the period of the invention of stone tools.
B
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Even though friendships influence an adolescent's personality, children tend to follow their parents' example in choosing activities such as religious involvement and drug use
Indicate whether this statement is true or false.
Which of these relationships would be investigated with a correlational
approach? (a) between parents' heights and children's heights (b) between the intensity of electrical shock and how many trials it takes an animal to avoid the place where the shock occurs (c) between the brightness of light and the size of the pupils of the person looking at the light (d) between the level of reward and the time it takes for an animal to learn a maze (e) between the delay of reward and the time it takes for an animal to learn a maze