This is evidence that short-term storage is brief. According to the psychologist George Miller, short-term memory has a capacity of seven items on an average, (plus or minus two). For instance, this means, if an individual is asked to memorize a list of 20 words, he or she is likely to member seven words from the list on average.
The best and most correct answer among the choices provided by the question is the first choice.
Norming is the <span>stage of a team is usually slow to develop and occurs when the team begins to focus strongly on the assigned task and away from team-development issues.</span>
I hope my answer has come to your help. God bless and have a nice day ahead!