Oliver is trying to make an online purchase, but he does not have his credit card. He calls his wife, who reads out the 16-digit credit card number to him. Unfortunately, Oliver cannot remember the number long enough to type it into the computer. This is because:.

short-term memory is limited in duration and capacity                    

Explanation:

Short-term memory: In psychology, the term "short-term memory" is described as one of the parts of the "information processing model" which was introduced by Atkinson and Shiffrin.

Short-term memory is also referred active or primary memory and is determined as the capacity of an individual's brain to hold, yet not manipulating the specific amount of a piece of information in his or her mind in the active form, so that it can be present in a readily available form for a short duration.

The duration of short-term memory of an individual related to any specific events or situations lasts for about thirty seconds to a few days.

because he had a big bear belly

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances