Some Members of the KE Family Discussed in Your Textbook

Multiple Choice

Some members of the KE family discussed in your textbook have trouble putting thoughts into words. This deficit is caused by:

A) a family tradition of ritualized abuse which causes brain trauma.
B) a family tradition of raising children without language until the age of five.
C) exposure to chemicals while still in the womb.
D) inheriting the mutated copy of a specific gene.