Based on the study of Patient H.M., it has been concluded that?

Based on the study of Patient H.M., it has been concluded that

A ) short-term memories are stored within the hippocampus.
B ) the hippocampus is required for retrieval of long-term memories.
C ) long-term memories are stored within the hippocampus.
D ) the hippocampus converts short-term memories into long-term memories.
E ) damage to the hippocampus results in severe retrograde amnesia.