Assertion: Group polarization occurs due to critical thinking within the group.
Reasoning: Individuals in a group tend to conform to the dominant viewpoints without evaluating the arguments critically.
Answer & explanation
Correct answer: option 4
Group polarization occur due to a lack of critical thinking within the group.
Reasoning that individuals conform to dominant viewpoints without evaluating the arguments critically is correct it is one of the various factors contributing to group polarization. Other factors like social identification and validation of opinions also play a role.