According to research by Out et al. in 2010, which of the following statements is true of infants' cries?
A) Crying among babies is not universal.
B) Adults perceive low-pitched crying to be more urgent, distressing, and sick sounding than high-pitched crying.
C) Their pitch and duration are uniform across babies.
D) They are mainly related to the experience of pain.
Question 2
Many young adults adopt what Levinson calls _____, the drive to become someone, to leave one's mark on history-which serves as a tentative blueprint for life.
A) ethnocentrism
B) the dream
C) the self-fulfilling prophecy
D) the personal fable
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Fathers engage in physical play with infants more often than mothers do
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