Concept:Forgetting is the failure to retrieve information from long-term memory. It is classified into specific types, and any option that does not match those types is the correct answer.
Explanation:The classification of forgetting includes three main types.
First, normal or natural forgetting occurs with the passage of time in a natural way, without any deliberate intention to forget.
Second, abnormal or morbid forgetting involves conscious repression of unpleasant or painful experiences into the unconscious.
Third, physical or organic forgetting happens due to physical illnesses, ageing, accidents, or defects in the nervous system and brain.
Now, check each option against these three categories.
Option A, normal or natural forgetting, is a valid type.
Option B, abnormal or morbid forgetting, is a valid type.
Option C, physical or organic forgetting, is a valid type.
Option D, physical or physiological forgetting, is not listed in the classification.
The actual category is physical or organic forgetting, not physical or physiological forgetting.
Therefore, the option that does not fall under the classification of forgetting is physical or physiological forgetting.
Answer:D. Physical or physiological forgetting