Thalia Studied for Her Midterm and When Her Roommate Quizzed

Multiple Choice

Thalia studied for her midterm and when her roommate quizzed her,she gave correct answers to all sorts of questions.The day of the midterm,however,Thalia was unable to provide answers to questions that she had answered the night before.What can you conclude from this memory failure

A)  Thalia stored the information appropriately, but her encoding was faulty. 
B)  Thalia encoded and stored the wrong information. 
C)  Thalia did not actually encode the information. 
D)  Thalia encoded the information and stored it, but she was unable to retrieve it.