"Only such alternations as occur in social organisations, that is, in structure and functions of society" is called

The correct answer is Social change.
Key Points

• Human beings are social animals, hence constant social interactions occur, and these interactions evolve with time.
• thus bringing new structures and functions into society. For instance, the shift from an authoritarian regime to a democracy is a social change.

Additional Information

• Social control is a system or institution trying to maintain order in society.
• Socialization is a process of how a new member learns the norms of society.

​Thus, in this case the correct answer is social change.