Explanation:

- Option 3: Mode of Production

- This is the correct term associated with Marx's analysis of society.

- Marx emphasized how societies are structured based on their economic systems.

- "Mode of production" links the progress of societies to their economic systems and technological capacities.

- Option 1: Social Connectivity

- Not a term prominently used by Marx.

- Relates more to modern discussions on social interactions and networks.

- Option 2: Social Organisation

- While Marx discussed social structures, this isn't the primary term he used.

- He focused more on class structures rather than general social organization.

- Option 4: All of the above

- This isn't correct as not all options accurately relate to Marx's terminology.