Final answer:
Steven is likely to be unable to retain any new conscious memories due to the severe injury to his hippocampus.
Step-by-step explanation:
When the hippocampus is severely injured, an individual is likely to experience problems with forming new conscious memories. The hippocampus plays a crucial role in the formation and consolidation of new memories. Without its proper functioning, Steven may have difficulty retaining any new information or experiences.
Learn more about hippocampus function and memory formation