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Paper making, gunpowder, printing techniques, and thr compass hopes this helps
Answer:
- Intergenerational.
Explanation:
Social mobility is demonstrated as the movement or progression of individuals or groups within the social strata or position. It includes the upliftment of social status which could vary from higher to lower, etc. As per the given description, the form of social mobility exemplified here would be 'Intergenerational' as there is a change in social positions of the father and the son as John has uplifted his social status while his father still belongs to the working-class. Thus, we can witness the shift of social position among two generations. Therefore, it exemplifies <em><u>'intergenerational'</u></em> social mobility.
27 shorty.....................
