Answer:
D. sensory memory - STM - LTM
Explanation:
Sensory Memory: The sensory memory is considered to be the first stage of a memory being encoded by the sensory receptors and is described as a flying memory that allows a person to retain a sense of the sensory information even after the actual stimulus has been ceased.
Short-term memory: Also referred to as STM, and is considered to be the second stage of the memory. It lasts for a few seconds after the original memory is being ceased. If the short-term memory is being revised with time then it is said to be transferred into the long-term memory.
Long-term memory: Also referred to as LTM, and id considered to be the third stage of the memory. It lasts for years in a person's memory and can be brought to be in conscious awareness whenever needed.