Two-Year-Old Alissa Is More Likely to Imitate a Correct Grammatical

Two-year-old Alissa is more likely to imitate a correct grammatical form if she

A) hears her mother use that form in her normal conversation.
B) is explicitly corrected when she makes a grammatical error.
C) hears her own sentences recast by her mother.
D) is ignored when she speaks ungrammatically.
E) is reinforced for good grammar.