RaShandra began her career as a high-tech factory worker. Through increased experience and by taking specialized courses in her field she became an entrepreneur and started her own highly successful "dot-com" business. RaShandra's advancement is an example of mobility:.
1. Exchange
2. Intergenerational
3. Structural
4. Intragenerational

(4) Intragenerational

Explanation:

 The intragenerational mobility is one of the concept helps in defining the social movement of the individual person in their whole life and this type of mobility are either in a vertical or horizontal way.

According t the given scenario, the RaShandra's advancement is one of the example of the intragenerational mobility as it define her career advancement from worker to the entrepreneur.

 This type of mobility helps in providing the brief knowledge about the change in her career lifespan and also about the occupation movement. Therefore, Option (4) is correct answer.  

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