It is because of massive nature of the Sun, it exerts very high Gravitational force on the Earth, more than any other heavenly body in the space
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Answer: All of the above.
Anomie thought as "normlessness" is a theory developed by Émile Durkheim is the withdrawal from usual social or ethical standards, norms and values that was previously accepted by the society.
Industrialization was the pioneer of both positive and negative effects in the society. One of the negative effect was anomie. Labour specialization lead to withdrawal which is a character of anomie. And all other options in the question.
Social media gives access to communication between people all around the world. People may be afraid of reaction and hold back when giving feedback, meanwhile the feedback is more true to heart on social media, due to the lack of the fear of reaction.