Working memory is most active during which portion of the information-processing model

The answer is the short-term memory. It is the ability to recall and remember the small memories for a short period. According to Atkinson-Shiffrin, it can only last for 15 to 30 seconds. The longer the input of data to the memory the shorter time it stays, this was explained by Peterson and Peterson.

Source: https://www.simplypsychology.org/short-term-memory.html

The correct answer is: making up measurement to record