The memory impairments of Henry Molaison (Patient H.M.), whose left and right hippocampi were removed in an experimental surgery, reveal that the hippocampus plays an important role in:
A. Enabling information to enter short-term memory
B. Enabling the formation of new explicit memories in long-term memory
C. Enabling the formation of new procedural memories in long-term memory
D. Enabling information to enter sensory memory