Tim is studying for a test. After seven consecutive hours of studying, he finds he can remember what he just finished studying, but he can no longer remember what he studied five or six hours ago. Tim's memory problems are best explained by:.
a. proactive interference.
b. retrograde amnesia.
c. memory diffusion.
d. retroactive interference.

d. retroactive interference.                                          

Explanation:

Retroactive interference: In psychology, the term "retroactive interference" is described as a phenomenon in which the new learning is being interfered with or hampered by the old learning i.e, it occurs when an individual forgets formerly learnt tasks because of learning new tasks hence new memories of the person interferes with his or her old memories.

In the question above, the given statement represents that Tim's memory problems are best explained by retroactive interference.

answer; scientific;

answer; can each be concretely realized in different ways;