Clive Cannot Remember If Someone Has Been in His Room

Multiple Choice

Clive cannot remember if someone has been in his room just 15 minutes earlier and had a conversation with him.Although Clive is able to carry on a normal conversation with you, he cannot make the transfer from STM to LTM.Clive must have damage to his

A) thalamus.
B) hippocampus.
C) pons.
D) reticular formation.