Ateachershowedstudentsanexampleandexplainedtheusageofpastperfecttense,andaskedstudentstolistten"pastperfecttense"sentencesbyimitatingthatexample.What'stheteacher'sgrammarteachingmethod?
A.Consolidation.
B.Presentation.
C.Deduction.
D.Induction.
正确答案是C