Five-month-old Shakura is often heard in the predawn hours happily repeating strings of sounds such as “ba-ba-ba-ba” and “ah-ah-ah-ah.” According to her pediatrician, Shakura is engaging in age-appropriate __________
a) cooing
b) babbling
c) song-making
d) imitation
Answer: b
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What do the hijra, kathoey, and xani-th have in common? a. They are biological males
b. They are allowed sexual access to women and men. c. They partake in both male and female work. d. They are asexual.
A researcher decides to investigate change in the nature and formation of friendships in children from ages three to 11 . Discuss how both the longitudinal and microgenetic approaches might be used in this study. What would be the advantages and disadvantages of each? Would one method be preferable to the other in this situation?
What will be an ideal response?
After he turned 40, Malcolm noticed that he had to hold books farther away from his face in order to see the text clearly. What is the cause of this change in Malcolm's vision?
A. The lens has less pliability. B. The iris muscles have lost strength. C. The blind spot has naturally expanded. D. The fovea has fewer ganglion cells.
The nineteenth-century English scientist Sir Francis Galton believed that
a. mental abilities cannot be measured. b. superior intelligence is biologically inherited. c. academic aptitude is detectable through factor analysis. d. intelligence test performance depends on motivation rather than ability. e. emotional intelligence correlated with intrapersonal intelligence.