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Title: Lester's research on infant crying has shown that Post by: Ayeaye on Jun 27, 2015 Lester's research on infant crying has shown that
a. all infants' cries are alike. b. infants with higher-pitched cries had lower IQ scores at five years of age. c. low-pitched cries are an indication of mental retardation. d. babies exposed to methadone had cries which were similar to normal babies. e. babies' cries have no specific meaning. Title: Re: Lester's research on infant crying has shown that Post by: danielle2018 on Jul 11, 2015 Content hidden
Title: Re: Lester's research on infant crying has shown that Post by: Ayeaye on Aug 7, 2015 Answered perfectly :D
Title: Re: Lester's research on infant crying has shown that Post by: danielle2018 on Aug 7, 2015 My research paid off!
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