Despite the prevailing notion that the internet fosters greater connection, some sociologists argue that it can inadvertently lead to a sense of profound ______ among individuals, who may feel isolated even when constantly 'online'.

✓ Correct Answer: Option B

The sentence presents a contrast: 'greater connection' vs. a 'sense of profound ______'. 'Alienation' (the state of being isolated from a group or an activity) fits this contrast, as it describes a feeling of isolation despite digital connectivity.