Answer:
Hallucination
Explanation:
Hallucination are defined by the idea that a situation / a scenario exists which in reality does not exists. In extreme situations hallucinations may also lead a person to smell or touch things that do not exist. Hallucinations are mostly caused by mental illnesses or a breakdown of the nervous system.
Answer:retroactive interference
Explanation:
Retroactive interference (retro=backward) , when we learn something new it tends to interfere with what we have learnt initially, this means the new learnt task interferes with the task we have learnt earlier such that we forget the earlier task.
This is more common if our memories have similarities such as learning a new langauge may tend to interfere with the old language that you have learnt.l before.
Having learnt Italy now interferes with the ability to learn Spanish.