During an inter-school science exhibition, • Riya, who usually works efficiently when alone, noticed a drop in her productivity while working with a…

During an inter-school science exhibition, • Riya, who usually works efficiently when alone, noticed a drop in her productivity while working with a team. • Her friend Arjun, however performed much better during the final group presentation than he did during rehearsals. • Meanwhile, during a debate on climate change, the group members who initially had mild views became more extreme after discussing their options together. • While playing tug of war, only Riya’s teammates contributed less efforts in the group task compared to working alone. Based on the above situation, identify and explain any four psychological concepts related to group influence on individual behaviour.