Which of the following statement is/are correct?

The correct answer is option 4: None of the above

Option 1: Group polarization refers to the tendency of a group to prioritize harmony and conformity over critical thinking and independent decision-making, often resulting in flawed decision-making. This is incorrect. Groupthink (not group polarisation) refers to the tendency of a group to prioritize harmony and conformity over critical thinking and independent decision-making, often resulting in flawed decision-making.

Option 2: Groupthink refers to the tendency for groups to make more extreme decisions than individuals alone. This is incorrect. Group polarization (not groupthink) refers to the tendency for groups to make more extreme decisions than individuals alone.