Development of ASL skills among the deaf supports the idea that
a. language development is biologically based.
b. creole develops from simpler pidgin.
c. Broca's area has been fast-mapped by anatomists.
d. phonological awareness is essential for comprehension.
Question 2
For every 1,000 births, about ____ birth(s) will be of monozygotic twins.
a. 1
b. 4
c. 50
d. 300