After Learning the E-I-E-I-O Framework, Hugh Uses Rehearsal to Recall

Multiple Choice

After learning the E-I-E-I-O framework, Hugh uses rehearsal to recall his new student ID number. What does this example illustrate?

A) implicit memory and an internal memory aid
B) implicit memory and an external memory aid
C) explicit memory and an internal memory aid
D) explicit memory and an external memory aid