Answer:
social loafing; social facilitation
Step-by-step explanation:
Social loafing: In social psychology, the term social loafing is defined as the phenomenon that explains that an individual is likely to put less effort into a particular task when he or she is working in a group rather than being working alone. Though, if a person works in a group then it is said that the accomplishment of a particular task is being enhanced or increased by taking out the talents or skills of a specific person in that group.
Social facilitation: In social psychology, the term social facilitation is defined as the phenomenon that explains that a person performs better on a specific task when he or she is in a particular group. It was introduced by Norman Triplett in 1898.