Author Question: A five-year-old speaks normally when conversing with parents, but she simplifies her speech when ... (Read 59 times)

evelyn o bentley · **on:** Jun 22, 2018

A five-year-old speaks normally when conversing with parents, but she simplifies her speech when talking to the family's immigrant house worker. This shows that

a. speech should be matched to the listener's comprehension.
b. coos, babbles, and vocables are spoken prior to words.
c. phonology refers to a language's basic sounds.
d. syntactical bootstrapping improves comprehension.

Question 2

Children of mixed race often have skin that is lighter than one parent's and darker than the other parent's. This outcome is consistent with the genetic principle of

a. sex-linked characteristics.
b. genetic mutation and crossing over.
c. recessive Mendelian traits.
d. codominance of traits.