Author Question: ____ are the baby's earliest vocalizations other than crying, and they appear by the age of two ... (Read 143 times)

lunatika · **on:** Jun 22, 2018

____ are the baby's earliest vocalizations other than crying, and they appear by the age of two months.

a. Babbles
b. Transformational lexical phonemes
c. Prelinguistic fast-mappers
d. Coos

Question 2

The overriding goal of research ethics is to

a. obtain valid and reliable results.
b. discourage and detect cheating by researchers.
c. protect the participants from harm.
d. establish whether the results will generalize to other populations.