A person knows English and he finds it difficult to learn French. It happens because of:

• retroactive interference

• proactive interference

• backward moving

• backward moving

In proactive interference:

• present learning interferes with the recall of past learning

• past learning interferes with the recall of later learning

• later learning interferes with the recall of past learning

• later learning interferes with the recall of past learning

Forgetting may occur due to:

• memory traces have decayed over time

• independent sets of stored associations compete at the time of recall

• at the time of recall, either the retrieval cues are absent or they are inappropriate

• at the time of recall, either the retrieval cues are absent or they are inappropriate

What are the three stages of memory?

Who proposed stage model?