In Studies of the Role of Feedback, Researchers Report That

In studies of the role of feedback, researchers report that:

A) parents frequently provide negative evidence when children produce grammatical errors.
B) children more readily produce erroneous utterances when they do not have negative feedback.
C) it is unclear how children process parental behavior as a guide to acquiring accurate grammatical language.
D) parents' patterns of using appropriate feedback are consistent and predictable.